vsmutok/FuckCaptcha

vsmutok/FuckCaptcha has 143 GitHub stars and 16 forks. Star changes are not measured yet. Last checked 2026-11-14 02:03 UTC. Last push 2026-11-12.

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143 stars 16 Forks

Measured star growth

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

About

Open field guide to 39 CAPTCHA types: identification signals, free and open-source bypass methods, and paid alternatives. Includes a searchable web version.

Security

README.md

Original

FuckCaptcha

FuckCaptcha is an open reference for understanding CAPTCHA types, their context and the approaches documented around them. It is intended for education and authorized research, not for evading protections on services without permission.

Browse the interactive field guide →

Project Goal

CAPTCHAs are one of the main obstacles in web scraping and automation, and the landscape changes constantly. This guide keeps it in one maintained place: how to identify each CAPTCHA family, compare the documented tools and approaches with their trade-offs, and pick what fits your case, whether that is a solver, a library or avoiding the challenge altogether.

How to Use the Guide

Find the CAPTCHA you are dealing with in the catalog below, or search the interactive library.
Read its overview, detection signals, documented approaches and limitations.
Choose an approach that fits your project and budget.

CAPTCHA Identification

Each tile opens its guide. Stars show how hard the CAPTCHA is to deal with, from ★☆☆☆☆ (low) to ★★★★★ (very high).

Difficulty scale

Score	Rating	Meaning
1 — Low	★☆☆☆☆	Straightforward challenge with widely documented, well-understood approaches.
2 — Below average	★★☆☆☆	Mostly simple, with a few quirks that require some care.
3 — Medium	★★★☆☆	A balanced challenge that combines several techniques or moving parts.
4 — High	★★★★☆	Complex challenge needing deeper analysis, tooling or tuning.
5 — Very high	★★★★★	Advanced, frequently updated or heavily defended; hardest to deal with.

Text-based _{★☆☆☆☆}	reCAPTCHA v2 _{★★★☆☆}	reCAPTCHA v3 _{★★★★☆}	reCAPTCHA Enterprise _{★★★★★}	Cloudflare _{★★★☆☆}
GeeTest _{★★★☆☆}	Arkose Labs _{★★★★☆}	Amazon WAF _{★★★☆☆}	DataDome _{★★★★★}	MTCaptcha _{★★☆☆☆}
Tencent _{★★★☆☆}	hCaptcha _{★★★☆☆}	Yandex _{★★★☆☆}	VK _{★★★★☆}	Cap _{★☆☆☆☆}
Yidun _{★★★☆☆}	VAPTCHA _{★★★☆☆}	Shumei _{★★★☆☆}	Aliyun _{★★★☆☆}	Imperva _{★★★★★}
Kasada _{★★★★★}	HUMAN _{★★★★★}	Akamai _{★★★★★}	Slider _{★★★☆☆}	BotDetect _{★☆☆☆☆}
Amazon _{★☆☆☆☆}	Binance _{★★★★☆}	TikTok _{★★★★☆}	Audio _{★★★☆☆}	Altcha _{★☆☆☆☆}
Friendly _{★☆☆☆☆}	ATB _{★★★☆☆}	CaptchaFox _{★★★☆☆}	Capy Puzzle _{★★☆☆☆}	CutCaptcha _{★★★☆☆}
Lemin _{★★★☆☆}	Prosopo _{★★★☆☆}	Temu _{★★★★☆}	ARCaptcha _{★★★☆☆}