cqengine
npgall
データベース、分析、SQL、データエンジニアリングのプロジェクトを比較できます。
npgall
npgsql
Entity Framework Core provider for PostgreSQL
nshiab
nutsdb

A simple, fast, embeddable, persistent key/value store written in pure Go. It supports fully serializable transactions and many data structures such as list, set, sorted set.
NVIDIA
cuDF - GPU DataFrame Library
More than 2000+ Data engineer interview questions.
OCA
Open source upgrade path for Odoo/OpenERP
oceanbase
OceanBaseは、AI時代に向けた統合型分散データベースです。オープンソースでマルチモデルに対応し、最も要求の厳しいワークロードにも単一のエンジンで対応します。
odpi
Egeria core
ondras
only-cliches
Universal database layer for the client, server & mobile devices. It's like Lego for databases.
OpenAtomFoundation

Pikiwidb is a Redis-Compatible database developed by Qihoo's infrastructure team.
OpenDCAI
All-in-one intelligent assistant powered by LlamaIndex — RAG, GraphRAG, NL2SQL, Skills & Memory with multimodal support.
openfoodfacts
openGemini
opensemanticsearch
Open Source research tool to search, browse, analyze and explore large document collections by Semantic Search Engine and Open Source Text Mining & Text Analytics platform (Integrates ETL for document processing, OCR for images & PDF, named entity recognition for persons, organizations & locations, metadata management by thesaurus & ontologies, search user interface & search apps for fulltext search, faceted search & knowledge graph)
orbitalapi
orbitinghail
Graft is an open-source transactional storage engine optimized for lazy, partial, and strongly consistent replication—perfect for edge, offline-first, and distributed applications.
orientechnologies
ospfranco
Fast SQLite for react-native.
othmanus
The list of all Algerian provinces and cities according to the official division in different formats: csv, xlsx, php, json, etc.
palkan
pandorafuture
macOS上のWeChatデータベースを復号・検索するツール
pashagolub
pgx mock driver for golang to test database interactions