Packagist89Excellenthealth index
PHP★ 8↓ 326.2K/moJul 27, 2026
npm88Excellenthealth index
prosopo/captchaOpen-source, frictionless CAPTCHA and bot defense. A privacy-focused alternative to reCAPTCHA and hCaptcha.
TypeScript★ 297↓ 32.5K/moJul 30, 2026
npm · Go86Excellenthealth index
Go · HTML★ 182↓ 2,782/moJul 15, 2026
npm84Excellenthealth index
JavaScript★ 50↓ 243K/moJul 27, 2026
npm81Excellenthealth index
TypeScript★ 97↓ 390.3K/moJul 26, 2026
PyPI81Excellenthealth index
cdpdriver/zendriverA blazing fast, async-first, undetectable webscraping/web automation framework based on ultrafunkamsterdam/nodriver. Now with Docker support!
Python★ 1,375Jul 27, 2026
Packagist81Excellenthealth index
PHP★ 25↓ 381.2K/moAug 13, 2026
NuGet81Excellenthealth index
C#★ 0Sep 6, 2026
NuGet81Excellenthealth index
C#★ 0Sep 6, 2026
PyPI · npm80Excellenthealth index

CloakHQ/CloakBrowserStealth Chromium that passes every bot detection test. Drop-in Playwright replacement with source-level fingerprint patches. 30/30 tests passed.
Python · C# · TypeScript★ 29.6K↓ 1M/moAug 5, 2026
altcha-org/altchaGDPR, WCAG 2.2 AA, and EAA compliant, self-hosted CAPTCHA alternative with PoW mechanism.
TypeScript · Svelte★ 2,586↓ 300.6K/moJul 15, 2026
TypeScript★ 1,756↓ 3,417/moJul 18, 2026
2captcha/2captcha-pythonPython 3 package for easy integration with the API of 2captcha captcha solving service to bypass recaptcha, сloudflare turnstile, funcaptcha, geetest and solve any other captchas.
Python★ 785Jul 31, 2026
Packagist75Goodhealth index

google/recaptchaPHP client library for reCAPTCHA, a free service to protect your website from spam and abuse.
PHP★ 3,570↓ 1.6M/moAug 13, 2026

mbi/django-simple-captchaDjango Simple Captcha is an extremely simple, yet highly customizable Django application to add captcha images to any Django form.
Python★ 1,422Aug 13, 2026
Packagist71Goodhealth index
PHP★ 0↓ 1,669/moAug 22, 2026
RubyGems71Goodhealth index
Ruby★ 2,005Jul 21, 2026
Packagist71Goodhealth index
PHP · Blade★ 31↓ 6,030/moJul 17, 2026
Packagist · npm71Goodhealth index
PHP★ 20↓ 3,991/moJul 21, 2026
Packagist69Goodhealth index
PHP★ 1,814↓ 175K/moAug 13, 2026
TypeScript★ 17↓ 2.4M/moAug 27, 2026
2captcha/2captcha-csharpC# library for easy integration with the API of 2captcha captcha solving service to bypass recaptcha, funcaptcha, geetest and solve any other captchas.
C#★ 98Jul 26, 2026
npm · Go · PyPI65Goodhealth index
WebDecoy/FCaptchaOpen-source, invisible CAPTCHA that detects AI agents, bots, and headless browsers via 40+ behavioral signals, device & TLS fingerprinting, and SHA-256 proof of work. Self-hosted and privacy-first.
JavaScript · Go · Python★ 171↓ 2,190/moJul 17, 2026
Packagist65Goodhealth index
PHP★ 115↓ 19.2K/moJul 17, 2026
Packagist63Moderatehealth index
2captcha/2captcha-phpPHP package for easy integration with the API of 2captcha captcha solving service to bypass recaptcha, funcaptcha, Cloudflare turnstile, geetest and solve any other captchas.
PHP★ 87↓ 19.8K/moJul 20, 2026
NuGet63Moderatehealth index
C#★ 248Aug 10, 2026
Packagist60Moderatehealth index
PHP★ 2,583↓ 101.3K/moAug 28, 2026
npm59Moderatehealth index
JavaScript★ 8↓ 1,837/moJul 15, 2026
rohitkhatri1st/ghost-captchaAnimated Font and CAPTCHA library for Go — invisible in any single frame, only readable in motion. Resists OCR and AI vision models.
Go★ 12Jul 21, 2026
RubyGems53Moderatehealth index
Ruby★ 1,250Jul 30, 2026