piotrkulpinski/open-source-alternatives

piotrkulpinski/open-source-alternatives has 6,890 GitHub stars and 340 forks. GitHot measured +3 stars in 24 hours, +17 in 7 days, and +44 in 15 days. Last checked 2026-11-09 01:22 UTC. Last push 2026-11-02.

How these counts are measured

Curated list of open source alternatives to proprietary software.

6,890 stars 340 forks +3 in 24h

Measured star growth

in 24h: +3
in 7 days: +17
in 15 days: +44
in 1 month: Update delayed

Net star changes over overlapping periods, not daily totals. Missing measurements are left blank. Stars measure attention, not software quality.

README.md

Original

Awesome Open Source Alternatives

An awesome list of open source alternatives to proprietary software, maintained by OpenAlternative.

Note: This repository has been repurposed as a curated awesome-list. The original Next.js directory boilerplate that was previously hosted here is now available as Dirstarter, a complete, battle-tested starter kit for building profitable directory websites.

AI & Machine Learning

Machine Learning Infrastructure

Agenta - Build, automate, and improve AI agents with your team MIT ⭐ 4.9K
Arize Phoenix - Open-source LLM tracing & evaluation for AI optimization Elastic-2.0 ⭐ 12K
Beam - Serverless GPU compute with sub-second cold starts AGPL-3.0 ⭐ 1.8K
Deepnote - Python, SQL, and AI in a collaborative data notebook Apache-2.0 ⭐ 3K
dstack - GPU orchestration across clouds, Kubernetes, and on-prem MPL-2.0 ⭐ 2.3K
GPT4All - Run open-source AI models privately on your own device MIT ⭐ 77K
Grepture - Trace, evaluate, and protect every LLM call in one SDK AGPL-3.0 ⭐ 12
Helicone - Build reliable AI apps with comprehensive observability Apache-2.0 ⭐ 6.2K
Jan - Run AI models locally or connect to cloud, privately Apache-2.0 ⭐ 45K
Laminar - AI-powered platform for engineering LLM products Apache-2.0 ⭐ 3.5K
Langfuse - Open source LLM engineering platform for AI-powered applications MIT ⭐ 37K
LangWatch - Simulation-based testing and evaluation for AI agents Apache-2.0 ⭐ 5K
Latitude - Full observability for AI agents in production MIT ⭐ 4.7K
llama.cpp - Run LLMs locally with minimal setup, maximum hardware support MIT ⭐ 133K
LocalAI - Self-hosted AI runtime for text, voice, vision, and agents MIT ⭐ 50K
mlop - Experiment tracking platform for ML teams Apache-2.0 ⭐ 394
Ollama - Run open-source LLMs locally on your own machine MIT ⭐ 186K
Open-Notebook - AI-powered research notebook with full privacy control MIT ⭐ 41K
OpenLIT - Monitor, debug, and scale LLM applications with ease Apache-2.0 ⭐ 2.9K
OpenLLMetry - Monitor LLM performance with open-source observability Apache-2.0 ⭐ 7.5K
Spanlens - LLM observability: cost, latency, and traces in one place MIT ⭐ 13
vLLM - High-throughput, memory-efficient serving engine for LLMs Apache-2.0 ⭐ 96K

AI Security & Privacy

Proxed AI - Secure AI API management for iOS apps with DeviceCheck AGPL-3.0 ⭐ 9
VerifyWise - AI governance made simple, secure, and compliant AGPL-3.0 ⭐ 373

AI Development Platforms

Parlant - Structured control layer for customer-facing AI agents Apache-2.0 ⭐ 18K
ACI.dev - Build reliable AI agents with unified tool integration Apache-2.0 ⭐ 4.9K
Agent Zero - Agentic AI framework that runs, learns, and self-corrects MIT ⭐ 20K
AgentOS - TypeScript framework for building autonomous AI agents Apache-2.0 ⭐ 683
Agno - Model-agnostic platform for building intelligent AI agents Apache-2.0 ⭐ 43K
AutoGPT - Build and run AI agents that handle recurring work for you Other ⭐ 188K
Beam - Serverless GPU compute with sub-second cold starts AGPL-3.0 ⭐ 1.8K
Bifrost - Ultra-fast AI gateway with enterprise-grade reliability Apache-2.0 ⭐ 9.3K
Botpress - Build powerful AI agents with cutting-edge LLM technology MIT ⭐ 15K
ByteChef - Build AI agents and automate complex workflows seamlessly Apache-2.0 ⭐ 1.1K
CodeZero - Build complex automations without code, deploy anywhere with full control MIT ⭐ 56
CopilotKit - Build AI copilots for your product in hours, not months MIT ⭐ 38K
Dify - Build and deploy AI agents and RAG pipelines visually ⭐ 160K
Dograh - Self-hostable voice agent platform with full model control BSD-2-Clause ⭐ 6K
E2B - Secure cloud environments for enterprise AI agents Apache-2.0 ⭐ 15K
Envoy AI Gateway - Route GenAI traffic with confidence using open source Apache-2.0 ⭐ 2.3K
Giselle - Build and deploy AI agents through visual workflows Apache-2.0 ⭐ 559
Goose - General-purpose AI agent for code, workflows, and more Apache-2.0 ⭐ 56K
Hermes Agent - Desktop AI agent with persistent memory across platforms MIT ⭐ 259K
Hexabot - Self-hosted AI agents and workflows across any channel AGPL-3.0 ⭐ 1.2K
IronClaw - AI agent runtime with encrypted enclaves for your secrets Apache-2.0 ⭐ 13K
Kortix - AI workforce platform where agents, skills, and memory live in your repo Elastic-2.0 ⭐ 20K
Langflow - Visual builder for AI agents and RAG pipelines MIT ⭐ 156K
Letta - Stateful AI agents that remember, learn, and improve over time Apache-2.0 ⭐ 3.8K
LibreChat - One interface for all your AI models and conversations MIT ⭐ 47K
LiteLLM - LLM gateway for auth, load balancing, and spend tracking ⭐ 62K
LiveKit - Full-stack platform for voice, video, and physical AI agents Apache-2.0 ⭐ 22K
LLM Gateway - Unified API for all LLM providers with analytics MIT ⭐ 1.7K
LobeChat - Manage, build, and run AI agent teams around the clock ⭐ 84K
Mem0 - Persistent memory layer for AI agents and apps Apache-2.0 ⭐ 68K
Multica - Project management for teams mixing humans and AI agents ⭐ 55K
Nango - Build product integrations with 500+ APIs in hours Elastic-2.0 ⭐ 13K
nanobot - Self-hosted AI agent for chat, automation, and workflows MIT ⭐ 50K
NemoClaw - Open blueprints for governed, always-on AI agents Apache-2.0 ⭐ 23K
Omnara - One API to deploy and run agents on any model or machine Apache-2.0 ⭐ 3.3K
OpenComputer - Persistent cloud VMs that hibernate and wake in seconds Apache-2.0 ⭐ 582
OpenWork - Multi-model AI workspace with org-wide skill sharing MIT ⭐ 24K
Paperclip - Org chart, budgets, and governance for AI agent teams MIT ⭐ 110K
Portkey AI Gateway - Complete production stack for AI teams MIT ⭐ 13K
Rivet - Build stateful backends with in-memory actors Apache-2.0 ⭐ 6.6K
Tiledesk - No-code platform to build AI agents and automate support MIT ⭐ 15
ZeroClaw - Self-hosted AI agent with 70+ providers and 30+ channels Apache-2.0 ⭐ 33K

AI Interaction & Interfaces

Macro Mail - Keyboard-first email client with AI, chat, and tasks AGPL-3.0 ⭐ 6.1K
Parlant - Structured control layer for customer-facing AI agents Apache-2.0 ⭐ 18K
Proton Lumo - Private AI chat with zero-access encryption GPL-3.0 ⭐ 5.7K
5ire - Smart desktop AI assistant with powerful local knowledge features ⭐ 5.4K
AnythingLLM - Chat with your documents using any LLM, fully private MIT ⭐ 68K
Browser Operator - Open-source AI browser for intelligent web automation BSD-3-Clause ⭐ 516
Browser Use - Let AI agents control any browser, at scale MIT ⭐ 120K
Cherry Studio - Multi-model AI desktop client with local-first privacy AGPL-3.0 ⭐ 53K
Codync - Message your coding agents as bots from any device Apache-2.0 ⭐ 1.5K
CopilotKit - Build AI copilots for your product in hours, not months MIT ⭐ 38K
Corpus - Ask once, get answers across every document AGPL-3.0 ⭐ 13
ego lite - Chromium browser built for sharing with AI agents MIT ⭐ 21K
Eigent - Desktop multi-agent workforce for automating real tasks Apache-2.0 ⭐ 16K
FastGPT - Build powerful AI knowledge bases with ease ⭐ 30K
Fullmoon - Chat with private and local large language models MIT ⭐ 2.3K
Hermes Agent - Desktop AI agent with persistent memory across platforms MIT ⭐ 259K
Inbox Zero - AI email assistant that automates, organizes, and declutters AGPL-3.0 ⭐ 13K
IronClaw - AI agent runtime with encrypted enclaves for your secrets Apache-2.0 ⭐ 13K
Jan - Run AI models locally or connect to cloud, privately Apache-2.0 ⭐ 45K
Jarvis - Dictate faster and control your Mac with voice MIT ⭐ 668
Khoj - AI second brain for research, automation, and personal agents AGPL-3.0 ⭐ 38K
Leon - Your open-source personal assistant for server automation MIT ⭐ 18K
LibreChat - One interface for all your AI models and conversations MIT ⭐ 47K
Lightpanda - Fast, AI-native web browser built for automation and scraping AGPL-3.0 ⭐ 40K
LobeChat - Manage, build, and run AI agent teams around the clock ⭐ 84K
MausBot - A team of AI agents in a chat app, on your own machine Apache-2.0 ⭐ 10K
MaxKB - AI assistant that enhances enterprise knowledge management GPL-3.0 ⭐ 23K
Meetily - Local AI meeting transcription with zero data leaving your device MIT ⭐ 32K
Minutes - Local meeting recorder that keeps your audio off the cloud MIT ⭐ 1.6K
Morphic - AI-powered answer engine with dynamic interface generation Apache-2.0 ⭐ 9.2K
nanobot - Self-hosted AI agent for chat, automation, and workflows MIT ⭐ 50K
NanoClaw - Personal AI agent for messaging apps, containerized MIT ⭐ 31K
Onyx - Unified AI-powered enterprise search across company data MIT ⭐ 33K
Open WebUI - One interface for every AI model you run or connect BSD-3-Clause ⭐ 157K
Open-Notebook - AI-powered research notebook with full privacy control MIT ⭐ 41K
OpenBot - Self-hosted enterprise agent platform with real permissions MIT ⭐ 9.4K
OpenClaw - An AI assistant that acts, not just answers MIT ⭐ 394K
Orama - Full-text & vector search at the edge. ⭐ 11K
Pearl - AI-powered automation that lives in your Slack workspace Apache-2.0 ⭐ 1.1K
Pipeshub - Enterprise workplace AI with data you own and control Apache-2.0 ⭐ 3.9K
Prismical - Transcribe meetings and voice notes with local AI, no bots required MIT ⭐ 128
Rakazo - Self-hosted AI agents that do real work on your machine Apache-2.0 ⭐ 6.6K
Scira - Minimalistic AI-powered search engine for instant answers AGPL-3.0 ⭐ 12K
screenpipe - 24/7 screen and audio recorder with AI memory search Other ⭐ 22K
Skyvern - Automate any website workflow with AI and computer vision AGPL-3.0 ⭐ 23K
Steel - Cloud browser sessions for AI agents and web automation Apache-2.0 ⭐ 7.9K
SurfSense - Privacy-first knowledge base with any AI model you choose Apache-2.0 ⭐ 17K
Swirl Search - Get instant answers from your company knowledge Apache-2.0 ⭐ 3.1K
Typebot - Create powerful chatbots without coding ⭐ 11K
ZeroClaw - Self-hosted AI agent with 70+ providers and 30+ channels Apache-2.0 ⭐ 33K
Zola - AI chat companion with versatile model support Apache-2.0 ⭐ 1.5K

Business Software

Project & Work Management

It's a Plan - Issue tracker where people and AI agents share one board AGPL-3.0 ⭐ 2.1K
Macro Tasks - Task management with GitHub sync and AI agents for devs AGPL-3.0 ⭐ 6.1K
AppFlowy - AI workspace for docs, projects, and wikis you control AGPL-3.0 ⭐ 78K
Colanode - Self-hosted team workspace with chat, docs, and databases Apache-2.0 ⭐ 5.2K
Donetick - Smart task management for individuals and families AGPL-3.0 ⭐ 2.7K
Ever Teams - Real-time work and project management platform AGPL-3.0 ⭐ 600
Fizzy - Modern kanban that's fast, fun, and refreshingly simple ⭐ 8.3K
GitLab - AI-powered DevSecOps for faster, secure software delivery MIT ⭐ 25K
Huly - All-in-one workspace for project, chat, and docs EPL-2.0 ⭐ 28K
Kan - Open source kanban boards with unlimited everything AGPL-3.0 ⭐ 5.9K
Kanba - Beautiful Kanban boards with seamless payment integration MIT ⭐ 660
Kaneo - Simple, secure project management for development teams MIT ⭐ 9.7K
Kanri - Simplify your workflow with offline Kanban boards GPL-3.0 ⭐ 2.1K
Leantime - Goal-driven project management for all brains AGPL-3.0 ⭐ 12K
Manage - Self-hostable project management for tasks, events and docs AGPL-3.0 ⭐ 71
OpenProject - Classic, agile, or hybrid project management, self-hosted GPL-3.0 ⭐ 17K
Operately - Open source company management for high-performance startups Apache-2.0 ⭐ 608
Orgnise - Effortlessly manage tasks, projects, and teams AGPL-3.0 ⭐ 246
Plane - Project management for teams and AI agents AGPL-3.0 ⭐ 62K
Planka - Self-hosted Kanban board with real-time collaboration ⭐ 13K
Redmine - Flexible project management you can host yourself GPL-2.0 ⭐ 6.1K
Sayr - Bridge internal workflows with public collaboration ⭐ 31
Shelve - Simplify project management for developers Apache-2.0 ⭐ 459
ShipShipShip - Open-source changelog & roadmap platform for teams Apache-2.0 ⭐ 301
Super Productivity - Task manager with time tracking, focus mode, and deep work tools MIT ⭐ 23K
Taiga - Agile project management for cross-functional teams MPL-2.0 ⭐ 858
Vikunja - Organize, collaborate, and conquer your tasks AGPL-3.0 ⭐ 5.9K
Wekan - Visual project management with complete data control MIT ⭐ 21K
Windshift - Self-hosted project management with boards and test tracking AGPL-3.0 ⭐ 393
Worklenz - Open source agency management tool for streamlined success AGPL-3.0 ⭐ 3.3K

Customer Support & Success

BugPin - Self-hosted visual bug reporting with screenshot annotation AGPL-3.0 ⭐ 48
Chaskiq - Open-source customer communication platform ⭐ 3.6K
Chatwoot - Omnichannel customer support with a built-in AI assistant MIT ⭐ 39K
ClearFlask - Open-source ideation tool for product feedback management Apache-2.0 ⭐ 450
Cossistant - AI-native support infrastructure for modern SaaS AGPL-3.0 ⭐ 738
Fider - Open-source platform for collecting and prioritizing feedback AGPL-3.0 ⭐ 4.6K
Formbricks - Privacy-first survey and experience management platform AGPL-3.0 ⭐ 13K
Frappe Helpdesk - Open-source ticketing system for streamlined support AGPL-3.0 ⭐ 3.5K
Freescout - Open-source helpdesk for seamless customer support AGPL-3.0 ⭐ 4.6K
LogChimp - Open-source feedback management for product teams Apache-2.0 ⭐ 1.1K
Reflet - Turn user feedback into features that matter SSPL-1.0 ⭐ 39
SAMA - Secure, scalable chat server for modern applications GPL-3.0 ⭐ 161
Sayr - Bridge internal workflows with public collaboration ⭐ 31
Tiledesk - No-code platform to build AI agents and automate support MIT ⭐ 15
Usertour - Create engaging product tours and user onboarding experiences AGPL-3.0 ⭐ 2.3K
UserTourKit - Lightweight, accessible product tours built for React developers MIT ⭐ 71
Zammad - Powerful helpdesk solution for streamlined customer service AGPL-3.0 ⭐ 6.1K

Document Management & E-Signatures

Documenso - Secure, open-source document signing for everyone AGPL-3.0 ⭐ 16K
Docuseal - Legally binding document signing for individuals and teams AGPL-3.0 ⭐ 19K
OpenSign - Secure, customizable e-signatures for modern businesses AGPL-3.0 ⭐ 7.2K
Paperless-ngx - Effortlessly organize your digital documents GPL-3.0 ⭐ 48K
Papermark - Open-source document sharing with powerful analytics AGPL-3.0 ⭐ 9.3K
Papra - Organize and secure your documents in one central hub AGPL-3.0 ⭐ 5.6K
Seafile - Self-hosted file sync with AI-powered organization ⭐ 15K
Sync-in - Open-source file storage with complete data sovereignty AGPL-3.0 ⭐ 1.9K
Wraft - Scale document creation with automated workflows AGPL-3.0 ⭐ 167

Marketing & Customer Engagement

Novu - Multi-channel notification infrastructure for apps ⭐ 40K
OpenSEO - Self-hosted SEO platform for keyword, backlink, and rank tracking MIT ⭐ 26K
Postiz - Schedule, analyze, and manage 30+ social media accounts AGPL-3.0 ⭐ 41K
Ansvisor - Track and improve your brand's visibility in AI search MIT ⭐ 222
Billion Mail - Open-source mail server with unlimited sending & AI tools AGPL-3.0 ⭐ 16K
Brace.to - Securely save and access your favorite links across devices MIT ⭐ 107
Canonry - Track and improve your brand's visibility in AI answers MIT ⭐ 196
Chaskiq - Open-source customer communication platform ⭐ 3.6K
Chatwoot - Omnichannel customer support with a built-in AI assistant MIT ⭐ 39K
Contentport - Your content engine for growing on Twitter at scale AGPL-3.0 ⭐ 772
Cossistant - AI-native support infrastructure for modern SaaS AGPL-3.0 ⭐ 738
Dittofeed - Open-source customer engagement platform for automation MIT ⭐ 3K
Dub Links - Branded short links with analytics and conversion tracking AGPL-3.0 ⭐ 25K
Elmo - Self-hosted AI visibility tracking for your brand MIT ⭐ 548
Erxes - Open-source growth platform for customer-centric teams AGPL-3.0 ⭐ 4.1K
Fonoster - Open-source cloud communications platform for developers MIT ⭐ 8.2K
Frappe Helpdesk - Open-source ticketing system for streamlined support AGPL-3.0 ⭐ 3.5K
Freescout - Open-source helpdesk for seamless customer support AGPL-3.0 ⭐ 4.6K
Ghost - Publishing platform for blogs, newsletters, and paid memberships MIT ⭐ 56K
Hyvor Post - Privacy-first newsletter platform without tracking AGPL-3.0 ⭐ 34
Keila - Open-source email marketing for the privacy-conscious AGPL-3.0 ⭐ 2.3K
Krayin - Self-hosted CRM for enhanced business relationships MIT ⭐ 24K
Kutt - Simplify your links with this free, modern URL shortener MIT ⭐ 11K
LinkStack - Your digital identity, beautifully organized AGPL-3.0 ⭐ 3.9K
Linky - A delightfully rich and dynamic link-in-bio. MIT ⭐ 798
Listmonk - Self-hosted newsletter and mailing list manager AGPL-3.0 ⭐ 24K
LittleLink - Create your own link-in-bio page with 100+ branded buttons MIT ⭐ 3.1K
Lua.sh - Professional link management for modern teams AGPL-3.0 ⭐ 343
MailCheap - Open-source newsletter app billed by emails sent AGPL-3.0 ⭐ 1.6K
Mautic - Open source marketing automation for everyone ⭐ 11K
Mixpost - Self-hosted social media management without limits MIT ⭐ 3.9K
Notifuse - Self-hosted email platform with visual editor & analytics AGPL-3.0 ⭐ 2.3K
Notra - Track your brand's visibility across AI answer engines AGPL-3.0 ⭐ 270
OneGlanse - Track your brand's presence in AI-generated answers MIT ⭐ 244
Plunk - The open-source, affordable email platform AGPL-3.0 ⭐ 5.6K
Sendportal - Self-hosted email marketing with unlimited everything MIT ⭐ 2.2K
Shlink - The definitive self-hosted URL shortener MIT ⭐ 5.4K
Sink - Simple, speedy, and secure link shortener with analytics AGPL-3.0 ⭐ 7.2K
Slugy - Transform long URLs into beautiful, trackable short links MIT ⭐ 95
Tiledesk - No-code platform to build AI agents and automate support MIT ⭐ 15
TryPost - Schedule posts to every major social network, self-hosted AGPL-3.0 ⭐ 793
useSend - Pay per email sent, not for contact storage AGPL-3.0 ⭐ 4.8K
WR.DO - Free DNS management and URL shortening platform MIT ⭐ 2.3K
Wraps - Code-first email platform that deploys to your AWS AGPL-3.0 ⭐ 66
Zammad - Powerful helpdesk solution for streamlined customer service AGPL-3.0 ⭐ 6.1K

Education

Anki - Spaced repetition flashcards that remember for you ⭐ 32K

Scheduling & Event Management

Cal.com - Self-host your own scheduling page, no vendor required MIT ⭐ 50K
Chobble Tickets - Event ticketing with no per-ticket platform fees AGPL-3.0 ⭐ 36
Easy!Appointments - Free open-source appointment booking for any business GPL-3.0 ⭐ 4.5K
Hi.Events - Effortlessly manage events and sell tickets online ⭐ 4.1K
Pretix - Sell tickets for events, conferences, and exhibitions ⭐ 2.6K
Rallly - Effortless group scheduling for seamless collaboration AGPL-3.0 ⭐ 5.3K

Forms & Surveys

Formbricks - Privacy-first survey and experience management platform AGPL-3.0 ⭐ 13K
Formizee - Create and manage forms with ease Apache-2.0 ⭐ 185
HeyForm - Create powerful forms with ease and flexibility AGPL-3.0 ⭐ 9.1K
Ikiform - Create stunning forms with AI-powered builder and analytics MIT ⭐ 355
LimeSurvey - Create engaging surveys and gather valuable insights ⭐ 3.8K
OpnForm - Create powerful forms with ease and flexibility AGPL-3.0 ⭐ 4K
Palform - Secure, encrypted forms with advanced features AGPL-3.0 ⭐ 49

Compliance & Risk Management

Openlane - Continuous compliance automation for SOC 2, ISO 27001 & more Apache-2.0 ⭐ 336
Probo - Managed compliance for SOC 2, ISO 27001, HIPAA, and more MIT ⭐ 1.5K
Ballerine - AI agents that transform merchant risk decisions at scale ⭐ 2.5K
c15t - Build privacy-compliant cookie banners with full control Apache-2.0 ⭐ 2K
Comp AI - Get audit-ready for SOC 2, ISO 27001, HIPAA, and GDPR AGPL-3.0 ⭐ 2.1K
OpenPolicy - Generate legal policies directly from TypeScript code Apache-2.0 ⭐ 165

Legal

Mike - Open-source legal AI that law firms control and extend AGPL-3.0 ⭐ 4.4K

E-commerce Platforms

Alokai - Build and deploy scalable storefronts with ease MIT ⭐ 11K
Bagisto - Open source Laravel eCommerce platform for modern businesses MIT ⭐ 28K
Medusa - Open-source e-commerce for modern developers MIT ⭐ 37K
Saleor - Flexible e-commerce platform for modern businesses BSD-3-Clause ⭐ 23K
Shopware - Open source ecommerce platform for modern businesses MIT ⭐ 3.5K
Solidus - Flexible eCommerce platform for brands that stand out BSD-3-Clause ⭐ 5.3K
Spree Commerce - Open source headless commerce with REST API, no platform fees, built for B2B and marketplaces BSD-3-Clause ⭐ 16K
UnoPim - AI-powered PIM for managing product catalogs at scale MIT ⭐ 11K
Vendure - Flexible e-commerce for modern businesses MIT ⭐ 8.6K
WooCommerce - Open-source ecommerce platform for WordPress GPL-2.0 ⭐ 11K
Your Next Store (YNS) - Launch Your Store in Minutes, No Code Needed MIT ⭐ 5.5K

Collaboration & Communication

Baserow - No-code database and app builder you can self-host MIT ⭐ 6.3K
Macro Chat - Team chat with email, tasks, and docs in one workspace AGPL-3.0 ⭐ 6.1K
Affine - Docs, whiteboards, and databases in one privacy-first workspace MIT ⭐ 74K
Busabase - A verified workspace where AI agents store and build knowledge MIT ⭐ 654
Buzz - Team chat, project management, and AI agents in one place Apache-2.0 ⭐ 37K
Campfire - Self-hosted group chat without recurring subscription fees MIT ⭐ 4.8K
Cinny - Secure and elegant Matrix client for seamless conversations AGPL-3.0 ⭐ 4K
Colanode - Self-hosted team workspace with chat, docs, and databases Apache-2.0 ⭐ 5.2K
dDocs - End-to-end encrypted collaborative document editor AGPL-3.0 ⭐ 465
Docs - Create, edit and share documents with real-time collaboration MIT ⭐ 17K
Element - Secure, decentralized messaging for teams and individuals AGPL-3.0 ⭐ 14K
Ethora - Messaging SDK with AI agents for web, iOS, and Android Apache-2.0 ⭐ 552
Ever Teams - Real-time work and project management platform AGPL-3.0 ⭐ 600
Excalidraw - Collaborative whiteboard with a hand-drawn aesthetic MIT ⭐ 135K
Fluxer - Open source messaging with privacy and community focus AGPL-3.0 ⭐ 11K
Hopp - Low-latency code-pairing made by developers AGPL-3.0 ⭐ 732
Huly - All-in-one workspace for project, chat, and docs EPL-2.0 ⭐ 28K
Jitsi - Private, secure video calls with no account needed Apache-2.0 ⭐ 30K
Mattermost - Secure collaboration platform for mission-critical work ⭐ 39K
Mezon - Create custom spaces to chat, game, and connect globally MIT ⭐ 2K
Nextcloud - Secure cloud collaboration platform for organizations AGPL-3.0 ⭐ 37K
Plane - Project management for teams and AI agents AGPL-3.0 ⭐ 62K
Quiet - Serverless team chat over Tor, no phone number needed GPL-3.0 ⭐ 2.7K
Rocket.Chat - Self-hosted team messaging with voice, video, and AI MIT ⭐ 46K
Stoat - Group chat for friends and communities, without the baggage ⭐ 3.4K
Sync-in - Open-source file storage with complete data sovereignty AGPL-3.0 ⭐ 1.9K
Teable - Flexible database meets intuitive spreadsheet interface AGPL-3.0 ⭐ 22K
Tldraw - Free instant whiteboard with real-time collaboration ⭐ 51K
Twake Chat - Secure open source messaging for professional teams AGPL-3.0 ⭐ 173
UnInbox - Transform team email into efficient collaborative workflows AGPL-3.0 ⭐ 1.8K
Wire - Secure collaboration platform with end-to-end encryption GPL-3.0 ⭐ 2.6K
Workadventure - Virtual office platform for engaging remote collaboration ⭐ 5.9K
Zulip - Organized team chat for distributed teams Apache-2.0 ⭐ 26K

Human Resources (HR)

Ever Gauzy - Comprehensive open-source business management platform AGPL-3.0 ⭐ 8.7K
Horilla - Comprehensive open-source HR management solution LGPL-2.1 ⭐ 1.5K
Reqcore - Own your hiring data with unlimited seats forever AGPL-3.0

Finance & Accounting

Akaunting - Free online accounting for small businesses and freelancers ⭐ 10K
Autumn - Stripe payments, usage tracking, and paywalls in 3 functions Apache-2.0 ⭐ 2.8K
Bigcapital - Automate financial processes for smarter business decisions AGPL-3.0 ⭐ 4K
Crater - AI-powered embedded AR/AP automation for platforms AGPL-3.0 ⭐ 8.4K
ERPNext - Comprehensive business management, tailored for you GPL-3.0 ⭐ 41K
Expensify - Simplify expense management for businesses of all sizes MIT ⭐ 5.1K
ezBookkeeping - Lightweight self-hosted bookkeeping with AI receipt scanning MIT ⭐ 5.9K
Flexprice - Open source metering and billing infrastructure for any pricing model AGPL-3.0 ⭐ 6.9K
Flowglad - Cross-system automation and knowledge base for accounting firms ⭐ 1.7K
Formance - Open source financial infrastructure for modern businesses MIT ⭐ 532
Gumroad - Your all-in-one marketplace for digital creators and products MIT ⭐ 10K
Hyperswitch - Open source payment orchestrator for global transactions Apache-2.0 ⭐ 46K
Invoice Ninja - Send invoices, accept payments, manage your business—all free Elastic-2.0 ⭐ 10K
Kimai - Effortless time tracking for teams and projects AGPL-3.0 ⭐ 5.1K
Lago - Transform complex usage data into accurate, real-time billing AGPL-3.0 ⭐ 11K
Meteroid - Flexible billing infrastructure for modern SaaS AGPL-3.0 ⭐ 1.4K
Midday - Streamline your business finances and operations AGPL-3.0 ⭐ 15K
OpenBB - AI-powered analytics workspace built for investment teams AGPL-3.0 ⭐ 75K
OpenMeter - Real-time usage metering and billing for AI companies Apache-2.0 ⭐ 2.4K
Paymenter - Modern open-source billing platform for hosting businesses MIT ⭐ 2.8K
Polar - Modern payment infrastructure for digital products and SaaS Apache-2.0 ⭐ 10K
Spliit - Effortlessly split expenses with friends and roommates MIT ⭐ 3K
Suprascribe - Automatically discover hidden subscriptions from your inbox AGPL-3.0 ⭐ 11
UniBee - Cut billing costs with open-source subscription management AGPL-3.0 ⭐ 234

CRM & Sales

CRM - An agentic CRM that keeps records current automatically MIT ⭐ 12K
Macro CRM - A self-building CRM powered by your email AGPL-3.0 ⭐ 6.1K
Atomic CRM - Open-source CRM toolkit for personalized solutions MIT ⭐ 1.4K
Erxes - Open-source growth platform for customer-centric teams AGPL-3.0 ⭐ 4.1K
EspoCRM - Complete customer relationship management made simple AGPL-3.0 ⭐ 3.5K
Ever Gauzy - Comprehensive open-source business management platform AGPL-3.0 ⭐ 8.7K
Frappe CRM - Open-source CRM that puts simplicity and control first AGPL-3.0 ⭐ 3.9K
Krayin - Self-hosted CRM for enhanced business relationships MIT ⭐ 24K
Malak - Streamline investor relations and fundraising management AGPL-3.0 ⭐ 61
Odoo - All-in-one business platform covering ERP, CRM, and more ⭐ 55K
Open Mercato - AI-native CRM/ERP foundation with 80% already built MIT ⭐ 1.9K
Relaticle - Self-hosted CRM with built-in AI chat and agent tools AGPL-3.0 ⭐ 1.8K
Twenty - Build a custom CRM without the proprietary lock-in AGPL-3.0 ⭐ 60K
Warpdrive - Self-hosted CRM for business development teams MIT ⭐ 74

ERP & Operations

ERPNext - Comprehensive business management, tailored for you GPL-3.0 ⭐ 41K
Ever Gauzy - Comprehensive open-source business management platform AGPL-3.0 ⭐ 8.7K
Odoo - All-in-one business platform covering ERP, CRM, and more ⭐ 55K
Open Mercato - AI-native CRM/ERP foundation with 80% already built MIT ⭐ 1.9K
Shelf - Track gear, bookings, and inventory without spreadsheets AGPL-3.0 ⭐ 3K

Community & Social

Social Networking

Bluesky - Social media reimagined for community and connection MIT ⭐ 18K
Cinny - Secure and elegant Matrix client for seamless conversations AGPL-3.0 ⭐ 4K
Lemmy - Build your own federated discussion community AGPL-3.0 ⭐ 15K
Loops - Federated short videos without corporate control AGPL-3.0 ⭐ 464
Mastodon - Decentralized social networking in your control AGPL-3.0 ⭐ 50K
PeerTube - Decentralized video platform for true digital freedom AGPL-3.0 ⭐ 15K
Pixelfed - Ad-free photo sharing with privacy and federation AGPL-3.0 ⭐ 7.1K

Community Building Platforms

Apache Answer - Open-source Q&A platform for knowledge sharing Apache-2.0 ⭐ 16K
Discourse - Cultivate vibrant online communities with ease GPL-2.0 ⭐ 48K
Flarum - Modern forum software for vibrant online communities MIT ⭐ 16K
LearnHouse - Create, sell, and manage online courses with full control AGPL-3.0 ⭐ 2.4K
Storyden - Build lasting communities with modern forum technology MPL-2.0 ⭐ 346

Content & Publishing

Publishing

Tolgee - Open-source localization platform for multilingual apps Apache-2.0 ⭐ 4.1K
Changes.Page - Effortless changelog creation for open-source projects AGPL-3.0 ⭐ 284
Languine - Automated localization for modern development teams MIT ⭐ 2K
LibreTranslate - Free offline machine translation API you can host yourself AGPL-3.0 ⭐ 17K
Lingo.dev - Automated translations that scale with your code and commits Apache-2.0 ⭐ 5.4K
ShipShipShip - Open-source changelog & roadmap platform for teams Apache-2.0 ⭐ 301
Weblate - Continuous web-based localization for global reach GPL-3.0 ⭐ 6.1K

Documentation & Knowledge Base

Changes.Page - Effortless changelog creation for open-source projects AGPL-3.0 ⭐ 284
Docmost - Self-hosted wiki with AI, compliance, and real-time editing AGPL-3.0 ⭐ 22K
Firecamp - Unified API development ecosystem for modern teams AGPL-3.0 ⭐ 2.6K
Fumadocs - Build beautiful documentation sites with Next.js MIT ⭐ 14K
Outline - Fast, collaborative wiki for teams who need organized docs BUSL-1.1 ⭐ 41K
Scalar - Open-source API documentation and testing platform MIT ⭐ 16K
Storyden - Build lasting communities with modern forum technology MPL-2.0 ⭐ 346
Typemill - Open-source CMS for text-driven websites MIT ⭐ 619
Vrite - Collaborative content creation for technical teams AGPL-3.0 ⭐ 2K
XWiki - Open-source knowledge management and collaboration platform LGPL-2.1 ⭐ 1.3K
xyd - Transform documentation with developer-focused simplicity MIT ⭐ 115
Zenblog - Effortless blogging for developers and tech enthusiasts AGPL-3.0 ⭐ 254

Learning Management Systems (LMS)

ClassroomIO - Build your custom learning academy in minutes AGPL-3.0 ⭐ 1.7K
CourseLit - Create, sell, and manage online courses with ease AGPL-3.0 ⭐ 1.3K
Gumroad - Your all-in-one marketplace for digital creators and products MIT ⭐ 10K
LearnHouse - Create, sell, and manage online courses with full control AGPL-3.0 ⭐ 2.4K

Digital Asset Management (DAM)

Ente - Secure, private photo storage and sharing solution AGPL-3.0 ⭐ 30K
imgproxy - On-the-fly image resizing and conversion for your own server Apache-2.0 ⭐ 11K
Immich - Self-hosted photo and video backup for your own server AGPL-3.0 ⭐ 118K
Lychee - Self-hosted photo management with full control MIT ⭐ 4.3K
Openinary - Self-hostable image and video delivery with URL transforms AGPL-3.0 ⭐ 422
Phrasea - Self-hosted DAM with fast search and asset workflows MIT ⭐ 26
Piwigo - Organize thousands of photos with ease GPL-2.0 ⭐ 3.9K
ResourceSpace - Organise, share, and control digital assets at scale BSD-3-Clause ⭐ 88

Blogging & Personal Sites

Ghost - Publishing platform for blogs, newsletters, and paid memberships MIT ⭐ 56K
Hyvor Blogs - Blogging platform with built-in SEO, themes, and APIs AGPL-3.0 ⭐ 25
Nonograph - Anonymous publishing with no accounts, tracking, or logins Unlicense ⭐ 328
Pagecord - Personal blogging platform that meets you where you write MIT ⭐ 194
Publii - Create privacy-first static websites with ease GPL-3.0 ⭐ 7.4K
Sigle - Web3 writing platform for content creators and crypto enthusiasts MIT ⭐ 489
WordPress - Create, customize, and manage your website with ease ⭐ 22K
Zenblog - Effortless blogging for developers and tech enthusiasts AGPL-3.0 ⭐ 254

Content Management Systems (CMS)

Builder - Visual development platform for modern web experiences MIT ⭐ 8.9K
Craft CMS - Flexible CMS for custom digital experiences ⭐ 3.6K
Directus - Open-source data platform for effortless content management ⭐ 39K
Drupal - Build powerful websites with the open-source CMS GPL-2.0 ⭐ 4.3K
Ghost - Publishing platform for blogs, newsletters, and paid memberships MIT ⭐ 56K
KeystoneJS - Flexible, scalable Node.js CMS and app framework MIT ⭐ 10K
Marble CMS - Simple content management for modern sites AGPL-3.0 ⭐ 385
Payload - Headless CMS for developers, built with Node.js MIT ⭐ 46K
ProcessWire - Flexible CMS for developers, powerful for clients ⭐ 1.2K
Publii - Create privacy-first static websites with ease GPL-3.0 ⭐ 7.4K
Statamic - Craft flexible, powerful websites with ease ⭐ 4.9K
Strapi - Headless CMS with REST and GraphQL APIs out of the box MIT ⭐ 73K
TinaCMS - Visual editing for your Git-based content Apache-2.0 ⭐ 14K
Twill CMS - Craft flexible, beautiful digital experiences with ease Apache-2.0 ⭐ 4K
Typemill - Open-source CMS for text-driven websites MIT ⭐ 619
Vvveb CMS - Open source CMS with powerful drag-and-drop builder AGPL-3.0 ⭐ 1.2K
Webiny - Open-source serverless CMS for modern web projects MIT ⭐ 8.1K
WordPress - Create, customize, and manage your website with ease ⭐ 22K

Community Platforms

Apache Answer - Open-source Q&A platform for knowledge sharing Apache-2.0 ⭐ 16K
Discourse - Cultivate vibrant online communities with ease GPL-2.0 ⭐ 48K
Flarum - Modern forum software for vibrant online communities MIT ⭐ 16K
Storyden - Build lasting communities with modern forum technology MPL-2.0 ⭐ 346
Valour - Community-driven platform built for transparency AGPL-3.0 ⭐ 399

Data & Analytics

Web & Product Analytics

OpenPanel - Cookie-free web and product analytics, self-hostable AGPL-3.0 ⭐ 7.2K
Aptabase - Privacy-first analytics for mobile and desktop apps AGPL-3.0 ⭐ 1.9K
Betterlytics - Privacy-first, cookieless analytics without consent banners AGPL-3.0 ⭐ 180
Countly - Comprehensive analytics for data-driven decisions Other ⭐ 5.9K
Fathom Lite - Privacy-focused analytics without the complexity MIT ⭐ 8K
GrowthBook - Open-source A/B testing and feature flagging platform MIT ⭐ 8.6K
HitKeep - Privacy-first analytics you own completely MIT ⭐ 103
Litlyx - Cookie-less analytics for privacy-focused insights Apache-2.0 ⭐ 1.7K
Lua.sh - Professional link management for modern teams AGPL-3.0 ⭐ 343
Matomo - Empower your digital strategy with actionable insights GPL-3.0 ⭐ 22K
OpenReplay - Self-hosted session replay with complete data control AGPL-3.0 ⭐ 13K
OpenWebAnalytics - Powerful, customizable web analytics for your site GPL-2.0 ⭐ 2.7K
Plausible - Privacy-focused, lightweight web analytics AGPL-3.0 ⭐ 30K
PostHog - Unlock Product Insights with Open-Source Analytics MIT ⭐ 41K
Prisme Analytics - Privacy-friendly web analytics for data-driven decisions AGPL-3.0 ⭐ 135
Rybbit - Understand your audience with privacy-first analytics. AGPL-3.0 ⭐ 13K
Swetrix - Cookieless, privacy-first web analytics without the complexity AGPL-3.0 ⭐ 1.2K
Tianji - Website analytics, uptime monitoring, and server status in one Apache-2.0 ⭐ 3.1K
Trench - Fast, scalable analytics infrastructure MIT ⭐ 1.7K
Umami - Empower your website with privacy-focused analytics MIT ⭐ 40K
Vemetric - Simple, powerful web & product analytics for user insights AGPL-3.0 ⭐ 396

Data Extraction & Web Scraping

Firecrawl - Turn any website into clean, AI-ready data via API AGPL-3.0 ⭐ 198K
Crawl4AI - LLM-ready web crawler built for AI data pipelines Apache-2.0 ⭐ 87K
Lightpanda - Fast, AI-native web browser built for automation and scraping AGPL-3.0 ⭐ 40K
Maxun - No-code web scraping, crawling, and extraction platform AGPL-3.0 ⭐ 18K
OpenSERP - Self-hosted SERP API for Google, Bing, Yandex, and more MIT ⭐ 1.5K

Data Engineering & Integration

Airbyte - Open-source data integration for modern teams Elastic-2.0 ⭐ 22K
CloudQuery - Sync and transform data from any source to any destination MPL-2.0 ⭐ 6.6K
CocoIndex - Ultra-fast data transformation for AI with lineage Apache-2.0 ⭐ 12K
Cube - Unify data models and metrics across your entire stack ⭐ 21K
Elementary Data - Data observability for modern data teams Apache-2.0 ⭐ 2.4K
Impler - Seamless data import for your applications MIT ⭐ 294
Jitsu - Open-source data integration for modern stacks MIT ⭐ 5.1K
Kestra - Declarative workflow orchestration for data, AI, and infra Apache-2.0 ⭐ 30K
Lightdash - Open-source BI for modern data teams MIT ⭐ 6.2K
Logstash - Centralize, transform, and stash your data ⭐ 15K
Mage - Magical data pipeline tool for seamless transformations Apache-2.0 ⭐ 8.8K
Open Wearables - Convert wearable data into actionable health insights with open algorithms MIT ⭐ 2.7K
Orbital - Connect APIs, databases, and streams without glue code ⭐ 361

Data Warehousing & Processing

Apache Cloudberry - Unlock Data's Potential with Open Source Power Apache-2.0 ⭐ 1.4K
Apache Pinot - Distributed OLAP database for real-time analytics at scale Apache-2.0 ⭐ 6.2K
ClickHouse - Lightning-fast analytics for massive datasets Apache-2.0 ⭐ 51K
Databend - Cloud-native data warehouse for lightning-fast analytics Apache-2.0 ⭐ 9.5K
Logstash - Centralize, transform, and stash your data ⭐ 15K
Timeplus - Real-time stream processing made simple and affordable Apache-2.0 ⭐ 2.3K
Trench - Fast, scalable analytics infrastructure MIT ⭐ 1.7K

Business Intelligence & Reporting

Apache Superset - Self-serve data exploration and dashboard builder Apache-2.0 ⭐ 75K
Azimutt - Next-Gen ERD: Design, Explore, Document and Analyze your database. MIT ⭐ 2.2K
Chartbrew - Create stunning data visualizations with ease MIT ⭐ 4.1K
Deepnote - Python, SQL, and AI in a collaborative data notebook Apache-2.0 ⭐ 3K
draw.io - Security-first diagramming with no login required Apache-2.0 ⭐ 9.1K
drawDB - Design database diagrams and generate SQL scripts instantly AGPL-3.0 ⭐ 40K
Evidence - Transform SQL into beautiful data stories MIT ⭐ 7.1K
Frappe Insights - Powerful open-source business intelligence for data-driven decisions AGPL-3.0 ⭐ 1K
Grafana - Unified observability for metrics, logs, traces, and more AGPL-3.0 ⭐ 78K
Grist - Flexible spreadsheets with database power Apache-2.0 ⭐ 12K
Lightdash - Open-source BI for modern data teams MIT ⭐ 6.2K
Mermaid - Text-based diagramming that renders in code and docs MIT ⭐ 91K
Metabase - Unlock data insights with powerful, user-friendly analytics ⭐ 50K
OpenBB - AI-powered analytics workspace built for investment teams AGPL-3.0 ⭐ 75K
Redash - Connect, query, visualize, and share your data BSD-2-Clause ⭐ 29K

Developer Tools

Code Analysis & Transformation

Opengrep - Open-source code security engine for developers LGPL-2.1 ⭐ 3.3K

Build & Deployment

/dev/push - Deploy apps instantly with git push - open source alternative MIT ⭐ 4.8K
Appwrite - Open-source backend platform for rapid app development BSD-3-Clause ⭐ 58K
Bytebase - Secure and streamline database changes with CI/CD automation MIT ⭐ 15K
Capgo - OTA updates for Capacitor apps without app store delays AGPL-3.0 ⭐ 211
Coolify - Deploy apps, databases, and services to your own server Apache-2.0 ⭐ 66K
Dokku - Self-hosted mini-PaaS for deploying applications easily MIT ⭐ 32K
Dokploy - Effortless deployment and management for any VPS ⭐ 38K
Dyrector - Simplify container deployment across environments Apache-2.0 ⭐ 1.8K
Encore - Accelerate backend development with effortless scalability MPL-2.0 ⭐ 13K
Flagsmith - Feature flags and remote config for rapid deployment BSD-3-Clause ⭐ 6.6K
GitLab - AI-powered DevSecOps for faster, secure software delivery MIT ⭐ 25K
Harness - End-to-end open source software delivery platform Apache-2.0 ⭐ 39K
NHost - Serverless backend platform for modern app development MIT ⭐ 9.4K
Nitric - Cloud-native framework for infrastructure from code Apache-2.0 ⭐ 2K
NocoBase - Build custom apps without code, deploy with ease ⭐ 25K
Rivet - Build stateful backends with in-memory actors Apache-2.0 ⭐ 6.6K
Semaphore - Open source CI/CD platform that's faster and costs less ⭐ 1.6K
Stormkit - Deploy web apps with automated CI/CD and full infrastructure control GPL-3.0 ⭐ 266
Temps - One self-hosted binary replaces Vercel, Sentry, and analytics tools Apache-2.0 ⭐ 887
Windmill - Open-source workflow automation for developers ⭐ 18K
Woodpecker CI - Simple yet powerful CI/CD engine with great extensibility Apache-2.0 ⭐ 8.1K
ZaneOps - Self-hosted PaaS for rapid app and database deployment MIT ⭐ 1.4K

Integration Platforms

ACI.dev - Build reliable AI agents with unified tool integration Apache-2.0 ⭐ 4.9K
ActivePieces - Automate workflows with no-code integration platform MIT ⭐ 25K
Automatisch - Open-source integration platform for seamless workflows ⭐ 14K
Hook0 - Open-source webhooks for seamless integrations SSPL-1.0 ⭐ 1.5K
Krakend - Blazing-fast API gateway with linear scalability Apache-2.0 ⭐ 2.7K
Nango - Build product integrations with 500+ APIs in hours Elastic-2.0 ⭐ 13K
Orbital - Connect APIs, databases, and streams without glue code ⭐ 361
WunderGraph - Unify APIs, databases, and services effortlessly Apache-2.0 ⭐ 1.3K

Frameworks & Platforms

Baserow - No-code database and app builder you can self-host MIT ⭐ 6.3K
ActivePieces - Automate workflows with no-code integration platform MIT ⭐ 25K
AITable - Visual database for workflow automation across apps AGPL-3.0 ⭐ 16K
Alokai - Build and deploy scalable storefronts with ease MIT ⭐ 11K
AppSmith - Empower your team to build custom internal tools rapidly Apache-2.0 ⭐ 41K
Appwrite - Open-source backend platform for rapid app development BSD-3-Clause ⭐ 58K
Automa - Build AI agents and RPA workflows without writing code ⭐ 22K
Bknd - Feature-rich backend that runs anywhere you need it Apache-2.0 ⭐ 3.8K
Budibase - Build powerful web apps without complex coding ⭐ 28K
Builder - Visual development platform for modern web experiences MIT ⭐ 8.9K
Capgo - OTA updates for Capacitor apps without app store delays AGPL-3.0 ⭐ 211
Chartbrew - Create stunning data visualizations with ease MIT ⭐ 4.1K
CodeZero - Build complex automations without code, deploy anywhere with full control MIT ⭐ 56
Convertigo - Low-code and no-code platform for business apps AGPL-3.0 ⭐ 387
Convex - Build full-stack apps with TypeScript and real-time sync ⭐ 13K
Directus - Open-source data platform for effortless content management ⭐ 39K
Encore - Accelerate backend development with effortless scalability MPL-2.0 ⭐ 13K
Frappe Builder - Visual website builder for effortless web design MIT ⭐ 2.5K
Giselle - Build and deploy AI agents through visual workflows Apache-2.0 ⭐ 559
GoRules - Business rules engine with AI, visual flows, and audit trails MIT ⭐ 2.1K
Grida - Open canvas for designing and building web apps Apache-2.0 ⭐ 2.7K
Grist - Flexible spreadsheets with database power Apache-2.0 ⭐ 12K
Hercules - Open-source testing agent for UI, API, security, accessibility & visual QA AGPL-3.0 ⭐ 1.2K
Hexabot - Self-hosted AI agents and workflows across any channel AGPL-3.0 ⭐ 1.2K
HeyForm - Create powerful forms with ease and flexibility AGPL-3.0 ⭐ 9.1K
Instant - Realtime client-side database for collaborative apps Apache-2.0 ⭐ 11K
KeystoneJS - Flexible, scalable Node.js CMS and app framework MIT ⭐ 10K
Langflow - Visual builder for AI agents and RAG pipelines MIT ⭐ 156K
LyteNyte Grid - Lightning-fast React data grid for enterprise scale ⭐ 1K
Mathesar - Spreadsheet-like interface for PostgreSQL databases GPL-3.0 ⭐ 5.2K
Mockoon - Effortless API mocking for seamless development MIT ⭐ 8.5K
n8n - Visual workflow automation with code flexibility and AI agents ⭐ 209K
NHost - Serverless backend platform for modern app development MIT ⭐ 9.4K
NocoBase - Build custom apps without code, deploy with ease ⭐ 25K
NocoDB - Transform databases into intuitive spreadsheets instantly AGPL-3.0 ⭐ 65K
Nordcraft - Craft AAA web apps that delight your users Apache-2.0 ⭐ 493
Onlook - Visual React editor with real-time code updates Apache-2.0 ⭐ 27K
OpnForm - Create powerful forms with ease and flexibility AGPL-3.0 ⭐ 4K
Palform - Secure, encrypted forms with advanced features AGPL-3.0 ⭐ 49
Plasmic - Visual app builder that integrates with your existing codebase MIT ⭐ 7.1K
ProcessWire - Flexible CMS for developers, powerful for clients ⭐ 1.2K
Proxed AI - Secure AI API management for iOS apps with DeviceCheck AGPL-3.0 ⭐ 9
Refine - Build data-rich React apps with ease and flexibility MIT ⭐ 36K
Reflex - Full-stack Python platform for web apps and internal tools Apache-2.0 ⭐ 29K
Rowy - Build powerful backends without leaving your browser Apache-2.0 ⭐ 6.8K
Silex - Free, open-source visual website builder for designers AGPL-3.0 ⭐ 3K
Structr - Build complete web apps with integrated graph database ⭐ 828
Supabase - Postgres-powered backend platform for production apps Apache-2.0 ⭐ 114K
Teable - Flexible database meets intuitive spreadsheet interface AGPL-3.0 ⭐ 22K
TipTap - Craft rich text experiences with ease MIT ⭐ 39K
ToolJet - Build internal tools rapidly without coding AGPL-3.0 ⭐ 41K
Typebot - Create powerful chatbots without coding ⭐ 11K
Vendure - Flexible e-commerce for modern businesses MIT ⭐ 8.6K
Vvveb CMS - Open source CMS with powerful drag-and-drop builder AGPL-3.0 ⭐ 1.2K
Webiny - Open-source serverless CMS for modern web projects MIT ⭐ 8.1K
WebStudio - Visual web development with code-level control AGPL-3.0 ⭐ 9.1K
WunderGraph - Unify APIs, databases, and services effortlessly Apache-2.0 ⭐ 1.3K

API Development & Testing

Apache APISIX - High-performance API gateway with built-in LLM support Apache-2.0 ⭐ 17K
Bruno - Lightweight, fast, and open-source API client for developers MIT ⭐ 48K
Chapar - Fast, secure, offline API client for REST and gRPC BSD-3-Clause ⭐ 725
Firecamp - Unified API development ecosystem for modern teams AGPL-3.0 ⭐ 2.6K
Fusio - API management platform for developers and AI agents Apache-2.0 ⭐ 2.1K
Gravitee - Unified API, event, and AI agent management platform Apache-2.0 ⭐ 466
Hive - Open-source GraphQL federation platform MIT ⭐ 483
Hoppscotch - Sleek, intuitive API development and testing platform MIT ⭐ 81K
HTTPie - Modern command-line HTTP client for the API era BSD-3-Clause ⭐ 4.1K
Insomnia - Powerful API development and testing made effortless Apache-2.0 ⭐ 40K
Krakend - Blazing-fast API gateway with linear scalability Apache-2.0 ⭐ 2.7K
Mockoon - Effortless API mocking for seamless development MIT ⭐ 8.5K
Requestly - Intercept, modify, and debug HTTP(S) requests effortlessly AGPL-3.0 ⭐ 6.8K
Tailcall - The modern GraphQL runtime Apache-2.0 ⭐ 1.4K
Tyk - Universal API management for REST, GraphQL, gRPC & async ⭐ 11K
UnKey - Secure, scalable API key management for developers AGPL-3.0 ⭐ 5.5K
Voiden - Build APIs like code with Git-native workspace Apache-2.0 ⭐ 2K
WunderGraph - Unify APIs, databases, and services effortlessly Apache-2.0 ⭐ 1.3K
Yaak - Fast, secure, offline API client with Git integration MIT ⭐ 19K

Testing & Quality Assurance

Argos - Visual regression testing for seamless UI development MIT ⭐ 654
Floci - Local AWS emulator with no account, gates, or paid tiers MIT ⭐ 28K
Hercules - Open-source testing agent for UI, API, security, accessibility & visual QA AGPL-3.0 ⭐ 1.2K
Keploy - Turn production traffic into regression tests, no code changes Apache-2.0 ⭐ 19K
MiniStack - Run 60+ AWS services locally, free forever MIT ⭐ 5.1K

AI Assisted Coding

It's a Plan - Issue tracker where people and AI agents share one board AGPL-3.0 ⭐ 2.1K
Aider - AI pair programmer that works inside your terminal Apache-2.0 ⭐ 50K
Cline - Open-source AI coding agent for your editor and terminal Apache-2.0 ⭐ 71K
Codex CLI - AI coding agent that works inside your terminal Apache-2.0 ⭐ 133K
Continue - Open-source coding agent for your IDE and terminal Apache-2.0 ⭐ 36K
Dray - Run Claude Code, Codex, Grok, and more from one app Apache-2.0 ⭐ 122
Dyad - Build unlimited AI apps locally with zero vendor lock-in Apache-2.0 ⭐ 22K
Emdash - Dashboard for running multiple coding agents in parallel Apache-2.0 ⭐ 6.1K
Forgecode - Terminal-native AI coding agent built on ZSH Apache-2.0 ⭐ 7.6K
Frontman - AI coding agent that sees your live app and edits code Apache-2.0 ⭐ 721
Goose - General-purpose AI agent for code, workflows, and more Apache-2.0 ⭐ 56K
Grok Build - AI coding agent and CLI for complex terminal workflows Apache-2.0 ⭐ 28K
Happy - Desktop and phone app for your Claude, Codex and Grok sessions MIT ⭐ 24K
Jean - Parallel AI agent workspaces with Git and project context Apache-2.0 ⭐ 1.4K
Kilo - AI coding agent for VS Code, JetBrains, CLI, and Cloud MIT ⭐ 28K
Kodus - AI code review that learns your team's standards AGPL-3.0 ⭐ 1.6K
Omnigent - Common layer for composing and governing AI agents Apache-2.0 ⭐ 11K
Open Interpreter - Coding agent that runs on local and open-weight models Apache-2.0 ⭐ 69K
OpenCode - AI coding agent for terminal, IDE, and desktop MIT ⭐ 224K
OpenHands - Autonomous coding agents that complete real engineering tasks MIT ⭐ 92K
Orca - Run multiple AI coding agents in parallel, side by side MIT ⭐ 112K
Paperclip - Org chart, budgets, and governance for AI agent teams MIT ⭐ 110K
Paseo - Run coding agents from your phone, desktop, or terminal Apache-2.0 ⭐ 23K
pi - Minimal terminal coding agent you can fully customize MIT ⭐ 119K
Pullfrog - AI agent workflows built natively into GitHub MIT ⭐ 1.4K
Qwen Code - Open source AI coding agent for the terminal and IDE Apache-2.0 ⭐ 29K
Roomote - Self-hosted AI coding agent that opens real PRs FCL-1.0 ⭐ 323
Superset - Run dozens of AI coding agents in parallel on your machine Elastic-2.0 ⭐ 16K
SWE-agent - AI agents that autonomously fix code and resolve GitHub issues MIT ⭐ 21K
Synara - Code with Claude, Codex, Gemini, and more in one workspace MIT ⭐ 2.2K
T3 Code - AI-powered coding made simple and efficient MIT ⭐ 37K
Tabby - AI-powered code completion for seamless development Apache-2.0 ⭐ 34K
Zero - Terminal coding agent with full model and data control MIT ⭐ 1.8K

Terminals

Alacritty - High-performance terminal with GPU acceleration Apache-2.0 ⭐ 66K
Ghostty - Fast GPU-accelerated terminal with native UI design MIT ⭐ 63K
iTerm 2 - Advanced terminal with modern features for Mac developers GPL-2.0 ⭐ 18K
Kitty - GPU-accelerated terminal built for power users GPL-3.0 ⭐ 35K
Warp - A modern terminal built around AI coding agents AGPL-3.0 ⭐ 66K
WaveTerm - Cross-platform terminal with AI built in Apache-2.0 ⭐ 23K
WezTerm - GPU-accelerated terminal emulator with multiplexing across all platforms MIT ⭐ 29K
Zellij - Organize terminal sessions with built-in layouts, tabs, and panes MIT ⭐ 36K

Version Control & Collaboration

Coder - Fast, secure cloud development environments on your infrastructure AGPL-3.0 ⭐ 17K
Encore - Accelerate backend development with effortless scalability MPL-2.0 ⭐ 13K
Forgejo - Self-hosted Git forge that's lightweight and secure ⭐ 5.8K
GitButler - Revolutionize your Git workflow with simultaneous branches FSL-1.1-MIT ⭐ 22K
GitComet - Fast, local-first Git GUI built in Rust AGPL-3.0 ⭐ 990
Gitea - Self-hosted Git service for seamless collaboration MIT ⭐ 59K
GitLab - AI-powered DevSecOps for faster, secure software delivery MIT ⭐ 25K
Gogs - Self-hosted Git service that's lightweight and easy to install MIT ⭐ 48K
Reflex - Full-stack Python platform for web apps and internal tools Apache-2.0 ⭐ 29K
Shelve - Simplify project management for developers Apache-2.0 ⭐ 459

Website Builders

Builder - Visual development platform for modern web experiences MIT ⭐ 8.9K
Frappe Builder - Visual website builder for effortless web design MIT ⭐ 2.5K
Linky - A delightfully rich and dynamic link-in-bio. MIT ⭐ 798
Nordcraft - Craft AAA web apps that delight your users Apache-2.0 ⭐ 493
Silex - Free, open-source visual website builder for designers AGPL-3.0 ⭐ 3K
Vvveb CMS - Open source CMS with powerful drag-and-drop builder AGPL-3.0 ⭐ 1.2K
WebStudio - Visual web development with code-level control AGPL-3.0 ⭐ 9.1K
WordPress - Create, customize, and manage your website with ease ⭐ 22K
Ycode - Visual website builder and CMS you can self-host MIT ⭐ 334

IDEs & Code Editors

Athas - Lightweight code editor with agents, Git, and terminal built in AGPL-3.0 ⭐ 3.1K
CodeEdit - A native code editor for macOS MIT ⭐ 23K
Neovim - Hyperextensible, Lua-powered Vim-based text editor ⭐ 103K
Zed - High-performance code editor built for speed and AI GPL-3.0 ⭐ 92K

Infrastructure & Operations

Cloud Infrastructure Management

Spinifex - AWS-compatible cloud APIs on infrastructure you control AGPL-3.0 ⭐ 406
AutoMQ - S3-based serverless Kafka reinvented for cost efficiency Apache-2.0 ⭐ 11K
Coolify - Deploy apps, databases, and services to your own server Apache-2.0 ⭐ 66K
Cozystack - Turn bare metal into intelligent cloud infrastructure Apache-2.0 ⭐ 2.4K
Digger - Terraform automation with pull request workflows MIT ⭐ 5.1K
Flexprice - Open source metering and billing infrastructure for any pricing model AGPL-3.0 ⭐ 6.9K
Nitric - Cloud-native framework for infrastructure from code Apache-2.0 ⭐ 2K
OpenMeter - Real-time usage metering and billing for AI companies Apache-2.0 ⭐ 2.4K
OpenStack - Open source cloud infrastructure trusted at massive scale Apache-2.0 ⭐ 6.1K
OpenTofu - Open source infrastructure as code tool MPL-2.0 ⭐ 31K
Pulumi - Infrastructure as code in your favorite language Apache-2.0 ⭐ 26K
Superphenix - Run a full IaaS, PaaS and SaaS cloud on your own servers Apache-2.0 ⭐ 116
Terrateam - GitOps orchestration for infrastructure as code MPL-2.0 ⭐ 1.3K
Ubicloud - Open source cloud platform for bare metal providers AGPL-3.0 ⭐ 12K

Server & VM Management

1Panel - Manage Linux servers with ease through a modern web interface GPL-3.0 ⭐ 37K
aaPanel - Powerful and user-friendly web hosting control panel ⭐ 3.1K
CasaOS - Your personal cloud OS for simple, elegant home servers Apache-2.0 ⭐ 37K
Coolify - Deploy apps, databases, and services to your own server Apache-2.0 ⭐ 66K
Cosmos Server - Self-hosted cloud platform with automated security ⭐ 6.2K
Dokploy - Effortless deployment and management for any VPS ⭐ 38K
OpenPanel - Simplify server management with an intuitive interface MIT ⭐ 767
Refine - Build data-rich React apps with ease and flexibility MIT ⭐ 36K
Superphenix - Run a full IaaS, PaaS and SaaS cloud on your own servers Apache-2.0 ⭐ 116
Temps - One self-hosted binary replaces Vercel, Sentry, and analytics tools Apache-2.0 ⭐ 887
YunoHost - Self-host your digital life with ease AGPL-3.0 ⭐ 3K

Orchestration & Scheduling

1Panel - Manage Linux servers with ease through a modern web interface GPL-3.0 ⭐ 37K
Bacalhau - Revolutionizing data processing with Compute Over Data Apache-2.0 ⭐ 876
Dagu - YAML-defined workflow orchestration, no database required GPL-3.0 ⭐ 4.5K
Dyrector - Simplify container deployment across environments Apache-2.0 ⭐ 1.8K
Hatchet - Distributed task queue for background jobs and workflows MIT ⭐ 8.2K
Healthchecks - Get alerted when cron jobs and scheduled tasks miss their run BSD-3-Clause ⭐ 10K
Inngest - Effortless event-driven workflows for modern applications SSPL-1.0 ⭐ 6K
Kestra - Declarative workflow orchestration for data, AI, and infra Apache-2.0 ⭐ 30K
Mage - Magical data pipeline tool for seamless transformations Apache-2.0 ⭐ 8.8K
Prefect - Python-native workflow orchestration for data and ML teams Apache-2.0 ⭐ 24K
Temporal - Build resilient applications with durable execution workflows MIT ⭐ 24K
Trigger - Run long-running AI tasks without timeouts or servers Apache-2.0 ⭐ 17K

Backup & Recovery

Plakar - Encrypted, queryable backups for engineers who value time ISC ⭐ 2.1K
Pluton - Self-hosted encrypted backups with 70+ cloud storage options Apache-2.0 ⭐ 869

Search Engines

Elasticsearch - The leading distributed search and analytics engine ⭐ 78K
Manticore Search - Lightning-fast open source search engine for big data GPL-3.0 ⭐ 12K
Meilisearch - Lightning-fast search for your applications MIT ⭐ 60K
OpenSearch - Open-source search and analytics at enterprise scale Apache-2.0 ⭐ 14K
Quickwit - Lightning-fast search for massive datasets Apache-2.0 ⭐ 12K
SearXNG - Privacy-first metasearch across 270+ sources AGPL-3.0 ⭐ 39K
SeekStorm - Full-text search API with real-time indexing and crawling Apache-2.0 ⭐ 1.9K
Typesense - Lightning-fast, typo-tolerant search engine for all GPL-3.0 ⭐ 27K

Storage Solutions

Alarik - S3-compatible object storage built with Swift Apache-2.0 ⭐ 576
Ceph - Scalable open-source distributed storage system ⭐ 17K
Filestash - Unified file management for your enterprise storage AGPL-3.0 ⭐ 15K
Firefiles - Bring your own cloud storage, managed in one place AGPL-3.0 ⭐ 370
Garage - Lightweight distributed storage for self-hosting AGPL-3.0 ⭐ 4.8K
Spacedrive - Your personal distributed filesystem Apache-2.0 ⭐ 39K
Storj - Secure, decentralized cloud storage for your data AGPL-3.0 ⭐ 3.3K

Messaging & Event Streaming

AutoMQ - S3-based serverless Kafka reinvented for cost efficiency Apache-2.0 ⭐ 11K
Hook0 - Open-source webhooks for seamless integrations SSPL-1.0 ⭐ 1.5K
Operational - Real-time event tracking and response for tech products AGPL-3.0 ⭐ 474
Sequin - Open-source message stream built on Postgres MIT ⭐ 2.2K
Svix - Webhook delivery platform with retries, security, and a portal MIT ⭐ 3.5K
Workbench - Inspect, debug, and replay BullMQ queues visually MIT ⭐ 454

Monitoring & Observability

Apache SkyWalking - Distributed tracing, metrics, logs, and GenAI monitoring in one Apache-2.0 ⭐ 25K
BugPin - Self-hosted visual bug reporting with screenshot annotation AGPL-3.0 ⭐ 48
Bugsink - Self-hosted error tracking for full control and scalability ⭐ 2.2K
Cachet - Professional status page system for transparent downtime communication ⭐ 15K
Checkmate - Beautiful open-source monitoring for modern infrastructure AGPL-3.0 ⭐ 11K
Checkmk - Complete IT infrastructure monitoring made simple GPL-2.0 ⭐ 2.6K
Coroot - Full-stack observability without code changes Apache-2.0 ⭐ 8K
EasyMonitor - Self-hosted uptime monitoring that runs on your hardware, not their servers MIT ⭐ 84
Elasticsearch - The leading distributed search and analytics engine ⭐ 78K
Gatus - Advanced automated status page for real-time monitoring Apache-2.0 ⭐ 12K
Gigapipe - All-in-one observability with unlimited data ingestion AGPL-3.0 ⭐ 1.7K
GlitchTip - Error tracking, performance, and uptime in one place MIT ⭐ 170
Grafana - Unified observability for metrics, logs, traces, and more AGPL-3.0 ⭐ 78K
Grafana Loki - Cost-effective log aggregation that indexes labels, not full text AGPL-3.0 ⭐ 29K
GreptimeDB - Unified observability database for metrics, logs, and traces Apache-2.0 ⭐ 6.8K
Healthchecks - Get alerted when cron jobs and scheduled tasks miss their run BSD-3-Clause ⭐ 10K
Highlight - Real-time observability for modern web applications Apache-2.0 ⭐ 9.4K
HyperDX - Full-stack observability without the enterprise price tag MIT ⭐ 10K
Icinga - Open source monitoring for complex IT infrastructure GPL-3.0 ⭐ 2.2K
Keep - Unify, automate, and elevate your monitoring workflow MIT ⭐ 12K
Kener - Deploy a professional status page in minutes, no coding required MIT ⭐ 5.2K
Logfire - Powerful observability made simple for developers MIT ⭐ 4.5K
Logstash - Centralize, transform, and stash your data ⭐ 15K
Maple - OpenTelemetry observability with traces, logs, and metrics ⭐ 1.9K
Nagios - Complete infrastructure monitoring with 25+ years of expertise GPL-2.0 ⭐ 2.1K
NetData - Real-time monitoring for systems and applications GPL-3.0 ⭐ 81K
OneUptime - Comprehensive monitoring and incident management platform Apache-2.0 ⭐ 7.8K
OpenObserve - Petabyte-scale observability, without the massive bill. AGPL-3.0 ⭐ 23K
OpenReplay - Self-hosted session replay with complete data control AGPL-3.0 ⭐ 13K
OpenStatus - Status page and uptime monitoring for growing teams AGPL-3.0 ⭐ 9.2K
Peekaping - Self-hosted uptime monitoring you own and control MIT ⭐ 1.2K
ProjectDiscovery - Advanced vulnerability detection and management platform MIT ⭐ 33K
Prometheus - Open source metrics collection, storage, and alerting Apache-2.0 ⭐ 67K
Scanopy - Auto-generated network diagrams that stay current AGPL-3.0 ⭐ 5.9K
Sentry - Real-time error tracking and performance monitoring ⭐ 46K
SigNoz - Open-source observability platform for cloud-native apps MIT ⭐ 32K
Statusnook - Monitor, manage, and communicate service status effortlessly MIT ⭐ 988
StatusScout - Complete website health monitoring and security scanning ⭐ 16
Temps - One self-hosted binary replaces Vercel, Sentry, and analytics tools Apache-2.0 ⭐ 887
Tianji - Website analytics, uptime monitoring, and server status in one Apache-2.0 ⭐ 3.1K
Uptime Kuma - Self-hosted uptime monitoring with a clean dashboard MIT ⭐ 93K
Uptimepage - Monitors websites and APIs, pages on-call, and publishes a status page AGPL-3.0 ⭐ 50
Uptrace - Open source observability platform for modern applications AGPL-3.0 ⭐ 4.3K
Vector - Collect, transform, and route logs and metrics in one tool MPL-2.0 ⭐ 23K
VictoriaMetrics - High-performance time series database for metrics and logs Apache-2.0 ⭐ 18K
Wachd - AI-powered root cause analysis for on-call alerts, self-hosted and air-gapped Apache-2.0 ⭐ 42
Zabbix - Enterprise monitoring for networks, apps, and infrastructure AGPL-3.0 ⭐ 6.5K

Networking & Connectivity

Defguard - Zero-Trust VPN with built-in 2FA/MFA and SSO capabilities ⭐ 2.9K
FireZone - Fast, flexible VPN replacement with zero-trust security Apache-2.0 ⭐ 9.2K
Netbird - Zero Trust networking with WireGuard-based secure connectivity ⭐ 31K
OpenVPN - Zero Trust VPN solutions for secure business networking ⭐ 15K
Pangolin - Zero trust network access that's better than VPN AGPL-3.0 ⭐ 23K
SAMA - Secure, scalable chat server for modern applications GPL-3.0 ⭐ 161
Soketi - Next-gen WebSockets server for real-time apps AGPL-3.0 ⭐ 5.6K
Tailscale - Zero-config VPN with WireGuard for secure networking BSD-3-Clause ⭐ 38K
WireGuard - Fast, minimal VPN built on modern cryptography GPL-2.0 ⭐ 735

Databases

Baserow - No-code database and app builder you can self-host MIT ⭐ 6.3K
Beekeeper Studio - A clean, cross-platform SQL editor for multiple databases ⭐ 24K
Activeloop - The tensor database for AI data Apache-2.0 ⭐ 9.3K
AITable - Visual database for workflow automation across apps AGPL-3.0 ⭐ 16K
Apache Cloudberry - Unlock Data's Potential with Open Source Power Apache-2.0 ⭐ 1.4K
Apache Druid - Real-time analytics database for sub-second OLAP queries Apache-2.0 ⭐ 14K
Apache IoTDB - Time-series database built for industrial IoT workloads Apache-2.0 ⭐ 6.4K
Azimutt - Next-Gen ERD: Design, Explore, Document and Analyze your database. MIT ⭐ 2.2K
Bytebase - Secure and streamline database changes with CI/CD automation MIT ⭐ 15K
Chat2DB - Transform natural language into SQL queries with AI Apache-2.0 ⭐ 28K
Chroma - Open-source vector database for AI search and retrieval Apache-2.0 ⭐ 30K
Conar - AI-powered PostgreSQL management made simple AGPL-3.0 ⭐ 1.5K
CrateDB - Scalable SQL database for real-time analytics Apache-2.0 ⭐ 4.4K
Databend - Cloud-native data warehouse for lightning-fast analytics Apache-2.0 ⭐ 9.5K
DBeaver - Free database manager for SQL databases and beyond Apache-2.0 ⭐ 52K
Dragonfly - Blazing-fast in-memory data store for modern applications ⭐ 32K
drawDB - Design database diagrams and generate SQL scripts instantly AGPL-3.0 ⭐ 40K
Elasticsearch - The leading distributed search and analytics engine ⭐ 78K
FalkorDB - Graph database built for GraphRAG and multi-tenant AI apps SSPL-1.0 ⭐ 11K
GreptimeDB - Unified observability database for metrics, logs, and traces Apache-2.0 ⭐ 6.8K
Grist - Flexible spreadsheets with database power Apache-2.0 ⭐ 12K
HelixDB - Unify vector search and graph traversals in one database Apache-2.0 ⭐ 6.3K
InfluxDB - Purpose-built time series database for real-time systems Apache-2.0 ⭐ 32K
Instant - Realtime client-side database for collaborative apps Apache-2.0 ⭐ 11K
Mathesar - Spreadsheet-like interface for PostgreSQL databases GPL-3.0 ⭐ 5.2K
Memgraph - High-performance graph computing for scalable data analysis ⭐ 4.6K
Milvus - High-performance vector database for GenAI applications Apache-2.0 ⭐ 47K
Neon Postgres - Serverless Postgres for modern applications Apache-2.0 ⭐ 23K
NocoDB - Transform databases into intuitive spreadsheets instantly AGPL-3.0 ⭐ 65K
OceanBase - High-performance distributed database for all workloads Apache-2.0 ⭐ 10K
Orama - Full-text & vector search at the edge. ⭐ 11K
Prometheus - Open source metrics collection, storage, and alerting Apache-2.0 ⭐ 67K
Qdrant - Fast, scalable vector database for AI applications Apache-2.0 ⭐ 35K
QuestDB - High-performance time-series database for massive data scale Apache-2.0 ⭐ 17K
SlateDB - Embedded storage engine built on object storage Apache-2.0 ⭐ 3.6K
Tabularis - Desktop SQL client with built-in MCP for AI agent access Apache-2.0 ⭐ 5.4K
TDengine - Time-series database and historian for industrial data AGPL-3.0 ⭐ 25K
TiDB - Scale-out SQL database for real-time analytics Apache-2.0 ⭐ 41K
TimescaleDb - Time-series database built on top of PostgreSQL ⭐ 24K
Turso - SQLite-compatible database for scalable multi-tenant applications MIT ⭐ 17K
VictoriaMetrics - High-performance time series database for metrics and logs Apache-2.0 ⭐ 18K
Weaviate - AI-native vector database for intuitive applications BSD-3-Clause ⭐ 17K

Miscellaneous

Cryptocurrency & Blockchain

0 Finance - Transform idle cash into competitive yield for startups MIT ⭐ 255
Hummingbot - Open-source crypto trading bot for market making Apache-2.0 ⭐ 21K
OctoBot - Automate crypto trading with open-source strategies GPL-3.0 ⭐ 6.9K
Sigle - Web3 writing platform for content creators and crypto enthusiasts MIT ⭐ 489

Finance & Fintech

0 Finance - Transform idle cash into competitive yield for startups MIT ⭐ 255
alphai-tui - Live stock quotes, charts, and AI-scored news in your terminal MIT ⭐ 88
Ballerine - AI agents that transform merchant risk decisions at scale ⭐ 2.5K
Crater - AI-powered embedded AR/AP automation for platforms AGPL-3.0 ⭐ 8.4K
Fincept Terminal - Open-source financial terminal for data-driven insights AGPL-3.0 ⭐ 33K
Formance - Open source financial infrastructure for modern businesses MIT ⭐ 532
Hummingbot - Open-source crypto trading bot for market making Apache-2.0 ⭐ 21K
Hyperswitch - Open source payment orchestrator for global transactions Apache-2.0 ⭐ 46K
OpenBB - AI-powered analytics workspace built for investment teams AGPL-3.0 ⭐ 75K

Gaming

GDevelop - Create 2D and 3D games without coding, powered by AI assistance ⭐ 28K
Godot - Free 2D and 3D game engine for cross-platform projects MIT ⭐ 119K
MonoGame - Free, open-source framework for cross-platform game development ⭐ 15K
s&box - Build and play games inside a game engine that runs live MIT ⭐ 6.5K

Internet of Things (IoT)

CrateDB - Scalable SQL database for real-time analytics Apache-2.0 ⭐ 4.4K
Gladys Assistant - Self-hosted home automation without the cloud Apache-2.0 ⭐ 3.3K
Home Assistant - Local control smart home automation with privacy first Apache-2.0 ⭐ 92K

Logistics & Supply Chain

FleetBase - Open source modular logistics platform for faster app development AGPL-3.0 ⭐ 4.5K

Media & Streaming

Anthias - Transform any TV into professional digital signage ⭐ 3.7K
BookWyrm - Decentralized social network for book lovers and readers ⭐ 2.8K
Invidious - Watch YouTube without Google tracking you or showing ads AGPL-3.0 ⭐ 26K
Jellyfin - Self-hosted media server for movies, music, and more GPL-2.0 ⭐ 59K
Kodi - Full-featured media center for your TV and beyond ⭐ 21K
Lychee - Self-hosted photo management with full control MIT ⭐ 4.3K
Navidrome - Self-hosted music streaming for your personal collection GPL-3.0 ⭐ 24K
Nightingale - Transform any song into karaoke with AI-powered vocals GPL-3.0 ⭐ 1.5K
Nuclear - Ad-free music player that streams from multiple sources AGPL-3.0 ⭐ 19K
PeerTube - Decentralized video platform for true digital freedom AGPL-3.0 ⭐ 15K
Piwigo - Organize thousands of photos with ease GPL-2.0 ⭐ 3.9K

Photo & Video Editors

Audacity - Professional audio editing made simple and free ⭐ 19K
Compositor - Free, open-source image editor built for Mac compositing MIT ⭐ 18K
Darktable - Professional RAW photo editing and workflow management GPL-3.0 ⭐ 13K
GIMP - Professional image editing without the price tag ⭐ 6.6K
Kdenlive - Professional video editing without the price tag GPL-3.0 ⭐ 6K
Krita - Professional digital painting made accessible to everyone GPL-3.0 ⭐ 11K
LosslessCut - Cut and trim video without re-encoding or quality loss GPL-2.0 ⭐ 46K
OpenCut - Open source video editor that runs in your browser MIT ⭐ 97K
OpenShot - Free, cross-platform video editor that's easy to learn GPL-3.0 ⭐ 6.7K
RAWmakase - Lightroom-compatible RAW editor, no subscription MIT ⭐ 1.6K
RawTherapee - Professional raw photo processing made free and powerful GPL-3.0 ⭐ 4.3K
Shotcut - A free, open source, cross-platform video editor GPL-3.0 ⭐ 16K

Design & Prototyping

draw.io - Security-first diagramming with no login required Apache-2.0 ⭐ 9.1K
Graphite - Procedural vector editor that runs in your browser, no signup needed Apache-2.0 ⭐ 28K
Grida - Open canvas for designing and building web apps Apache-2.0 ⭐ 2.7K
Inkscape - Professional vector graphics editor for all skill levels Other ⭐ 4K
OpenPencil - Design editor that opens Figma files, runs AI, and stays local MIT ⭐ 9.5K
Penpot - Open-source UI design and prototyping for product teams MPL-2.0 ⭐ 62K
Plasmic - Visual app builder that integrates with your existing codebase MIT ⭐ 7.1K
Quant-UX - Design, prototype, and test user experiences with ease GPL-3.0 ⭐ 2.8K

Productivity & Utilities

Office Suites

Collabora Online - Open-source document editing suite for secure collaboration ⭐ 3.4K
CryptPad - Secure collaboration with end-to-end encryption AGPL-3.0 ⭐ 8K
IronCalc - A spreadsheet engine you can embed, self-host, or run in the browser Apache-2.0 ⭐ 4.2K
LibreOffice - Free office suite with Microsoft compatibility GPL-3.0 ⭐ 4.6K
ONLYOFFICE Docs - Complete office suite for documents, spreadsheets & more AGPL-3.0 ⭐ 7.1K

Time & Task Management

ActivityWatch - Track time automatically with privacy-first design MPL-2.0 ⭐ 19K
Ever Teams - Real-time work and project management platform AGPL-3.0 ⭐ 600
Freeter - Your personal workspace organizer for maximum productivity GPL-3.0 ⭐ 1K
Hackatime - Track coding time across 70+ editors, completely free MIT ⭐ 216
Kimai - Effortless time tracking for teams and projects AGPL-3.0 ⭐ 5.1K
Sol - Fast and beautiful launcher for quick access to apps and tools MIT ⭐ 3.2K
SolidTime - Effortless time tracking for open source projects AGPL-3.0 ⭐ 9.1K
Super Productivity - Task manager with time tracking, focus mode, and deep work tools MIT ⭐ 23K
TimeScribe - Transform your time tracking into actionable insights GPL-3.0 ⭐ 927
Ueli - Quick access to apps and files with keyboard shortcuts MIT ⭐ 4.6K
Wakapi - Track coding time effortlessly, gain insights instantly MIT ⭐ 4.5K
Ziit - Track coding time and boost developer productivity AGPL-3.0 ⭐ 258

Email & Communication

Macro Mail - Keyboard-first email client with AI, chat, and tasks AGPL-3.0 ⭐ 6.1K
Novu - Multi-channel notification infrastructure for apps ⭐ 40K
Billion Mail - Open-source mail server with unlimited sending & AI tools AGPL-3.0 ⭐ 16K
Hyvor Relay - Open-source email API with enterprise deliverability AGPL-3.0 ⭐ 918
Inbox Zero - AI email assistant that automates, organizes, and declutters AGPL-3.0 ⭐ 13K
Mailspring - Native desktop email with tracking, templates, and dark mode GPL-3.0 ⭐ 18K
Ntfy - Simple, fast, and secure push notifications for all Apache-2.0 ⭐ 35K
Plunk - The open-source, affordable email platform AGPL-3.0 ⭐ 5.6K
Postal - Self-hosted mail delivery platform for sending and receiving email MIT ⭐ 17K
Roundcube - Browser-based IMAP webmail with a full email client feel GPL-3.0 ⭐ 7.3K
Sessy - Own your SES email analytics, from send to inbox ⭐ 944
Thunderbird for Android - Privacy-first email app for Android, no ads ever Apache-2.0 ⭐ 14K
Tuta - Secure email, calendar and contacts with end-to-end encryption GPL-3.0 ⭐ 8.1K
Twake Mail - Secure open source email with advanced encryption & AI AGPL-3.0 ⭐ 666
UnInbox - Transform team email into efficient collaborative workflows AGPL-3.0 ⭐ 1.8K
useSend - Pay per email sent, not for contact storage AGPL-3.0 ⭐ 4.8K
Wraps - Code-first email platform that deploys to your AWS AGPL-3.0 ⭐ 66

Browsers & Extensions

Brave - Fast, private browser that puts you first MPL-2.0 ⭐ 24K
Browser Operator - Open-source AI browser for intelligent web automation BSD-3-Clause ⭐ 516
Cloudmark - Organize and access your bookmarks seamlessly in the cloud AGPL-3.0 ⭐ 80
Deta Surf - Browser and notebook combined with local-first AI Apache-2.0 ⭐ 3.6K
ego lite - Chromium browser built for sharing with AI agents MIT ⭐ 21K
Flow - Fast, secure browsing with powerful organization features GPL-3.0 ⭐ 1.1K
Harper - Fast grammar checking that respects your privacy Apache-2.0 ⭐ 17K
Helium - Privacy-first browser with ad-blocking and no bloat GPL-3.0 ⭐ 22K
Ladybird - An independent browser engine built from scratch, not a fork BSD-2-Clause ⭐ 67K
LanguageTool - AI-powered grammar checker for 30+ languages LGPL-2.1 ⭐ 15K
LibreWolf - Firefox fork hardened for privacy, security, and freedom ⭐ 1.4K
Linguist - Privacy-focused translation with offline capabilities BSD-3-Clause ⭐ 1.1K
Midori Browser - Fast, secure, and privacy-focused web browsing MPL-2.0 ⭐ 413
Requestly - Intercept, modify, and debug HTTP(S) requests effortlessly AGPL-3.0 ⭐ 6.8K
Screenity - Free, private screen recording for Chrome GPL-3.0 ⭐ 19K
Waterfox - Privacy-first browser built for power users ⭐ 6.3K
Zen - System-wide ad-blocking and privacy protection, no extensions needed MIT ⭐ 4.3K
Zen Browser - Privacy-focused browser with powerful customization MPL-2.0 ⭐ 46K

Bookmark & Content Management

Bookmark It - Organize, discover, and personalize your bookmarks AGPL-3.0 ⭐ 326
Brace.to - Securely save and access your favorite links across devices MIT ⭐ 107
Capd - Capture web pages, text, and images. Find them fast. MIT ⭐ 86
Cloudmark - Organize and access your bookmarks seamlessly in the cloud AGPL-3.0 ⭐ 80
Faved - Handcrafted minimal bookmark manager with advanced tagging system MIT ⭐ 1.3K
Karakeep - Save links, notes, and images. AI tags them for you. AGPL-3.0 ⭐ 30K
Linkding - Self-hosted bookmark manager built for speed and simplicity MIT ⭐ 11K
Linkwarden - Collaborative bookmark manager for teams and individuals AGPL-3.0 ⭐ 20K
Readeck - Save, organize and revisit web content effortlessly ⭐ 1.2K
Ryot - Track your life, your way GPL-3.0 ⭐ 3.7K
SeriesGuide - Track your TV shows and movies on Android ⭐ 2.2K
Showly - Track TV shows and movies, synced with Trakt.tv GPL-3.0 ⭐ 1.5K
Tonkatsu Box - Track games, movies, anime, manga, and books in one place MIT ⭐ 597
Wallabag - Save articles for later reading with complete privacy MIT ⭐ 13K

Password & Secret Management

2FAS - Local-first 2FA authenticator and password manager GPL-3.0 ⭐ 1.6K
Aegis Authenticator - 2FA token manager for Android with encrypted vault GPL-3.0 ⭐ 13K
Bitwarden - Secure password management for individuals and businesses AGPL-3.0 ⭐ 21K
KeePassXC - Cross-platform, secure password manager GPL-3.0 ⭐ 30K
Padloc - Secure password manager with end-to-end encryption AGPL-3.0 ⭐ 2.9K
Passbolt - Secure password management for teams AGPL-3.0 ⭐ 6.2K
PearPass - Complete password control, zero cloud dependency Apache-2.0 ⭐ 543
Psono - Self-hosted password manager built for business teams Apache-2.0 ⭐ 104
TeamPass - Self-hosted password vault built for teams and compliance GPL-3.0 ⭐ 1.9K
Vaultwarden - Self-hosted Bitwarden server that runs lean on your hardware AGPL-3.0 ⭐ 70K

Screen Capture & Recording

BlitzRecorder - Record screen and face, cut pauses, export 4K free AGPL-3.0 ⭐ 53
Cap - Screen recorder with instant sharing and a built-in editor AGPL-3.0 ⭐ 24K
Kap - Effortless screen recording for macOS MIT ⭐ 19K
OBS Studio - Free, open-source software for video recording and live streaming GPL-2.0 ⭐ 79K
Screenity - Free, private screen recording for Chrome GPL-3.0 ⭐ 19K
ShareX - Powerful screen capture and file sharing tool for Windows GPL-3.0 ⭐ 41K
Snapify - Self-hosted screen recording for seamless collaboration AGPL-3.0 ⭐ 1K

File Management & Sync

Cozy - Your secure French personal cloud for complete data control AGPL-3.0 ⭐ 1.3K
Firefiles - Bring your own cloud storage, managed in one place AGPL-3.0 ⭐ 370
Hoodik - Secure self-hosted cloud storage with end-to-end encryption ⭐ 1.5K
LocalSend - Share files securely across all devices without servers Apache-2.0 ⭐ 97K
Nextcloud - Secure cloud collaboration platform for organizations AGPL-3.0 ⭐ 37K
OpenCloud - Self-hosted file sharing built for digital sovereignty Apache-2.0 ⭐ 6.3K
ownCloud - Enterprise file sync, share, and collaboration platform Apache-2.0 ⭐ 2.2K
PairDrop - Instant file sharing across devices without setup GPL-3.0 ⭐ 12K
Peergos - Secure, private, and decentralized file storage AGPL-3.0 ⭐ 2.5K
Puter - A full desktop environment that runs in your browser AGPL-3.0 ⭐ 44K
Seafile - Self-hosted file sync with AI-powered organization ⭐ 15K
Spacedrive - Your personal distributed filesystem Apache-2.0 ⭐ 39K
Sync-in - Open-source file storage with complete data sovereignty AGPL-3.0 ⭐ 1.9K
Twake Drive - Secure open source file storage with end-to-end encryption AGPL-3.0 ⭐ 991

System Cleanup & Optimization

BleachBit - Clean your system and free disk space GPL-3.0 ⭐ 7.3K
Mole - Mac cleaner, app manager, and system monitor in one GPL-3.0 ⭐ 74K
Pearcleaner - Remove Mac apps and all their leftover files ⭐ 15K

Maps & Navigation

CoMaps - Navigate anywhere offline with complete privacy Apache-2.0 ⭐ 2.2K
Organic Maps - Privacy-first offline maps for hiking, cycling & navigation Apache-2.0 ⭐ 16K
OSMAnd - Navigate anywhere with detailed offline maps and GPS ⭐ 6.1K
Paralino - End-to-end encrypted location sharing for groups AGPL-3.0 ⭐ 78

Remote Desktop & Access

RustDesk - Self-hosted remote desktop you fully control AGPL-3.0 ⭐ 128K

Design & Visualization

Affine - Docs, whiteboards, and databases in one privacy-first workspace MIT ⭐ 74K
Chalk.ist - Transform your source code into stunning visuals MIT ⭐ 1.8K
Excalidraw - Collaborative whiteboard with a hand-drawn aesthetic MIT ⭐ 135K
Graphite - Procedural vector editor that runs in your browser, no signup needed Apache-2.0 ⭐ 28K
Penpot - Open-source UI design and prototyping for product teams MPL-2.0 ⭐ 62K
Ray.so - Create beautiful images of your code MIT ⭐ 2.4K
Tldraw - Free instant whiteboard with real-time collaboration ⭐ 51K

Personal Finance Management

Actual - Local-first envelope budgeting with full data ownership MIT ⭐ 30K
ezBookkeeping - Lightweight self-hosted bookkeeping with AI receipt scanning MIT ⭐ 5.9K
Fincept Terminal - Open-source financial terminal for data-driven insights AGPL-3.0 ⭐ 33K
Firefly III - Self-hosted personal finance manager with double-entry bookkeeping AGPL-3.0 ⭐ 25K
Ghostfolio - Track, analyze, and optimize your investments effortlessly AGPL-3.0 ⭐ 9.6K
Monetr - Take control of your finances, paycheck by paycheck FSL-1.1-MIT ⭐ 690
Splitpro - Effortlessly split expenses with friends and groups MIT ⭐ 1.5K
Sure.am - The personal finance app for everyone AGPL-3.0 ⭐ 11K
Wealthfolio - Secure desktop investment tracker for private wealth management AGPL-3.0 ⭐ 9.3K
YAFFA - Free, self-hosted personal finance app for long-term planning MIT ⭐ 114

Input & Dictation

VoiceInk - Local voice dictation with AI enhancement for macOS GPL-3.0 ⭐ 7K
Amical - Type 10x faster with AI-powered voice dictation MIT ⭐ 1.6K
Espanso - Type shortcuts, expand to full text instantly GPL-3.0 ⭐ 15K
FluidVoice - On-device voice dictation for macOS with adaptive AI GPL-3.0 ⭐ 13K
Handy - Press a key, speak, release. Text appears instantly. MIT ⭐ 36K
Jarvis - Dictate faster and control your Mac with voice MIT ⭐ 668
OpenWispr - Voice-to-text that works offline, privately, on any app MIT ⭐ 11K
Typerelay - Turn short shortcuts into your everyday words AGPL-3.0 ⭐ 54
VoiceTypr - Offline voice dictation that types into any app AGPL-3.0 ⭐ 740

Note Taking & Knowledge Management

Macro Docs - Markdown docs wired into tasks, email, and agents AGPL-3.0 ⭐ 6.1K
Affine - Docs, whiteboards, and databases in one privacy-first workspace MIT ⭐ 74K
Anarlog - Private meeting notes, no bots, files you own MIT ⭐ 9.7K
AnyType - Private workspace for notes, tasks, and databases ⭐ 9K
AppFlowy - AI workspace for docs, projects, and wikis you control AGPL-3.0 ⭐ 78K
Beaver Notes - Local-first notes app with no cloud, no AI, no tracking MIT ⭐ 1.4K
Blinko - AI-Powered Note Taking App GPL-3.0 ⭐ 11K
Darkwrite - Distraction-free note-taking with powerful features AGPL-3.0 ⭐ 320
Deta Surf - Browser and notebook combined with local-first AI Apache-2.0 ⭐ 3.6K
Docmost - Self-hosted wiki with AI, compliance, and real-time editing AGPL-3.0 ⭐ 22K
itsnotes - Self-hosted sticky notes with better organization MIT ⭐ 42
Joplin - Encrypted note-taking that syncs across all your devices ⭐ 57K
Justnote - Privacy-focused note-taking made simple and fast GPL-2.0 ⭐ 67
KeePassXC - Cross-platform, secure password manager GPL-3.0 ⭐ 30K
Khoj - AI second brain for research, automation, and personal agents AGPL-3.0 ⭐ 38K
Koru - Local-first workspace that runs AI agents on your documents MPL-2.0 ⭐ 29
Logseq - Privacy-first knowledge base that connects your notes AGPL-3.0 ⭐ 45K
Memos - Self-hosted timeline for quick notes, logs, and snippets MIT ⭐ 64K
Notesnook - Zero-knowledge encrypted notes that sync across all devices GPL-3.0 ⭐ 15K
Open-Notebook - AI-powered research notebook with full privacy control MIT ⭐ 41K
OpenNotas - Fast, secure, and free personal note-taking app ⭐ 179
Outline - Fast, collaborative wiki for teams who need organized docs BUSL-1.1 ⭐ 41K
Silverbullet - Programmable notes with queries, Lua scripting, and wiki links MIT ⭐ 6.4K
SiYuan - Privacy-first knowledge management with block-level linking AGPL-3.0 ⭐ 47K
Standard Notes - Secure, encrypted notes for your digital life AGPL-3.0 ⭐ 6.7K
SurfSense - Privacy-first knowledge base with any AI model you choose Apache-2.0 ⭐ 17K
Tolaria - Local-first, Git-native personal knowledge base with AI AGPL-3.0 ⭐ 20K
Vrite - Collaborative content creation for technical teams AGPL-3.0 ⭐ 2K
XWiki - Open-source knowledge management and collaboration platform LGPL-2.1 ⭐ 1.3K
Zen - Clean, distraction-free note-taking with local storage AGPL-3.0 ⭐ 1.2K
Zotero - Collect, organize, cite, and share research in one place ⭐ 16K

Automation

Parlant - Structured control layer for customer-facing AI agents Apache-2.0 ⭐ 18K
ActivePieces - Automate workflows with no-code integration platform MIT ⭐ 25K
Automa - Build AI agents and RPA workflows without writing code ⭐ 22K
Automatisch - Open-source integration platform for seamless workflows ⭐ 14K
Botpress - Build powerful AI agents with cutting-edge LLM technology MIT ⭐ 15K
ByteChef - Build AI agents and automate complex workflows seamlessly Apache-2.0 ⭐ 1.1K
ChatbotX - Self-hostable omnichannel chatbot platform for agencies MIT ⭐ 1.1K
CodeZero - Build complex automations without code, deploy anywhere with full control MIT ⭐ 56
Dograh - Self-hostable voice agent platform with full model control BSD-2-Clause ⭐ 6K
Ethora - Messaging SDK with AI agents for web, iOS, and Android Apache-2.0 ⭐ 552
Lightpanda - Fast, AI-native web browser built for automation and scraping AGPL-3.0 ⭐ 40K
LiveKit - Full-stack platform for voice, video, and physical AI agents Apache-2.0 ⭐ 22K
MDMA - Markdown that mounts real applications MIT ⭐ 73
n8n - Visual workflow automation with code flexibility and AI agents ⭐ 209K
Tiledesk - No-code platform to build AI agents and automate support MIT ⭐ 15
Typebot - Create powerful chatbots without coding ⭐ 11K
Windmill - Open-source workflow automation for developers ⭐ 18K

Security & Privacy

Secrets Management

HashiCorp Vault - Secure storage and access control for secrets and sensitive data ⭐ 36K
Infisical - Secure secret management for modern development teams MIT ⭐ 30K
Keyshade - Secure secret management with public key encryption MIT ⭐ 768
Phase - Secure, deploy, and manage application secrets effortlessly MIT ⭐ 942
UnKey - Secure, scalable API key management for developers AGPL-3.0 ⭐ 5.5K

Application Security

Abby - Type-safe feature flags and remote config for developers AGPL-3.0 ⭐ 167
ALTCHA - Next-Gen CAPTCHA and Spam Protection, GDPR compliant MIT ⭐ 2.9K
Cap - Privacy-first CAPTCHA alternative with proof-of-work Apache-2.0 ⭐ 8.2K
FeatBit - Open-source feature flag management for seamless deployments MIT ⭐ 2K
Featurevisor - Feature management with GitOps for developers MIT ⭐ 814
Flagsmith - Feature flags and remote config for rapid deployment BSD-3-Clause ⭐ 6.6K
Flipt - Git-native feature management for developers GPL-3.0 ⭐ 4.9K
Friendly Captcha - Invisible bot protection that respects user privacy MPL-2.0 ⭐ 37
GrowthBook - Open-source A/B testing and feature flagging platform MIT ⭐ 8.6K
mCaptcha - Privacy-first proof-of-work CAPTCHA without user friction AGPL-3.0 ⭐ 2.5K
OneHuman - Access control for AI agents your customers log in with BUSL-1.1 ⭐ 22
Private Captcha - GDPR-compliant bot protection without user friction ⭐ 199
Procaptcha - Decentralized CAPTCHA for enhanced web security Apache-2.0 ⭐ 303
Unleash - Feature flags for rapid, risk-free software deployment AGPL-3.0 ⭐ 14K

Identity & Access Management (IAM)

Hanko - Passkeys, SSO, and MFA without vendor lock-in AGPL-3.0 ⭐ 9.1K
Authentik - Take control of your identity with a secure, flexible solution MIT ⭐ 26K
Authgear - Managed identity and access management for any app Apache-2.0 ⭐ 2.1K
Better Auth - Framework-agnostic authentication for TypeScript applications MIT ⭐ 31K
Cerbos - Secure, policy-based access control for modern applications Apache-2.0 ⭐ 4.6K
Defguard - Zero-Trust VPN with built-in 2FA/MFA and SSO capabilities ⭐ 2.9K
Hexclave - Modular auth, payments, emails, and analytics for your product ⭐ 6.9K
JumpServer - Secure access management for modern IT infrastructure GPL-3.0 ⭐ 32K
Keycloak - Secure authentication and access control made simple Apache-2.0 ⭐ 38K
Logto - Secure, seamless authentication for modern applications MPL-2.0 ⭐ 15K
Ory - A certified and battle-tested identity solution Apache-2.0 ⭐ 14K
Permify - Build scalable authorization in minutes, not months AGPL-3.0 ⭐ 6K
Pocket ID - Passwordless OIDC provider built for self-hosters BSD-2-Clause ⭐ 9.9K
SuperTokens - Secure, customizable authentication for your applications ⭐ 15K
Zitadel - Secure, customizable identity infrastructure for developers AGPL-3.0 ⭐ 15K

Threat Detection & Response

Opengrep - Open-source code security engine for developers LGPL-2.1 ⭐ 3.3K
ProjectDiscovery - Advanced vulnerability detection and management platform MIT ⭐ 33K
Tirreno - Security framework that protects from within your product AGPL-3.0 ⭐ 1.6K
Tracecat - Open source security automation platform for builders AGPL-3.0 ⭐ 3.9K

Network Security

Werbot - Secure, scalable server access management for DevOps BUSL-1.1 ⭐ 169

Data Security & Privacy

Cinny - Secure and elegant Matrix client for seamless conversations AGPL-3.0 ⭐ 4K
Cryptomator - Client-side encryption for your cloud files GPL-3.0 ⭐ 16K
Element - Secure, decentralized messaging for teams and individuals AGPL-3.0 ⭐ 14K
Ente - Secure, private photo storage and sharing solution AGPL-3.0 ⭐ 30K
Fluxer - Open source messaging with privacy and community focus AGPL-3.0 ⭐ 11K
Mattermost - Secure collaboration platform for mission-critical work ⭐ 39K
Peergos - Secure, private, and decentralized file storage AGPL-3.0 ⭐ 2.5K
Puter - A full desktop environment that runs in your browser AGPL-3.0 ⭐ 44K
Quiet - Serverless team chat over Tor, no phone number needed GPL-3.0 ⭐ 2.7K
SAMA - Secure, scalable chat server for modern applications GPL-3.0 ⭐ 161
Signal - Private messaging with end-to-end encryption AGPL-3.0 ⭐ 30K
Stoat - Group chat for friends and communities, without the baggage ⭐ 3.4K
Tuta - Secure email, calendar and contacts with end-to-end encryption GPL-3.0 ⭐ 8.1K
Wire - Secure collaboration platform with end-to-end encryption GPL-3.0 ⭐ 2.6K

Fraud Prevention

Marble - Real-time fraud detection and AML compliance engine Elastic-2.0 ⭐ 618
Tirreno - Security framework that protects from within your product AGPL-3.0 ⭐ 1.6K

Contributing

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Footnotes

Total Projects: 845
Categories: 85
Total Stars: 16M
Last Updated: November 2, 2026