Top 148 captcha open source projects

基于深度学习的12306验证码识别

PHP验证码识别[PHP CAPTCHA Recognition]

使用机器学习算法完成对12306验证码的自动识别

Telegram Bot to verify if users that join a group, are humans. The Bot send an image captcha for each new user, and kick any of them that can't solve the captcha in a specified time.

Recurrent Neural Network and Long Short Term Memory (LSTM) with Connectionist Temporal Classification implemented in Theano. Includes a Toy training example.

基于C#.NET异步图形验证码识别组件（集成了若快、优优云、打码兔、云打码等平台，准确率95%，速度2-6秒）采用策略设计模式

The widget and docs for the proof of work challenge used in Friendly Captcha. Protect your websites and online services from spam and abuse with Friendly Captcha, a privacy-first anti-bot solution.

Captcha Intruder (CIntrud3r) is an automatic pentesting tool to bypass captchas.

Recognize captcha by machine learning. 机器学习识别图片验证码（专门应付本科毕业设计）

Consulta de placas de veículos na base de dados do SINESP Cidadão sem a necessidade do preenchimento de captchas

验证码识别

🛡️⚔️ Protect your web app from DDOS attack or the Dead Ping + CAPTCHA VERIFICATION in one line!

一个跨平台的图形验证码生成工具包/.net core

Captcha for Laravel 5/6/7/8

A captcha library written in golang

An extensible API for breaking captchas

Captcha image generator server in Go

Universal python API to captcha solving services

ReCaptcha helpers for ruby apps

🤖 Simple and easy Google reCAPTCHA integration with Nuxt.js

🚘 API em PHP para consultar informações de veículos na base de dados do SINESP Cidadão

Client library for solve captchas with Anticaptcha.com support.

The PoW challenge library used by Friendly Captcha

🐝 PHP 验证码识别与训练 脚手架

Python3 compatible way to bypass sites guarded with Incapsula

破解英文数字验证码

Simple captcha for Node.JS and Express.

基于CNN的验证码整体识别

ReCaptcha components for Angular. Live preview:

No CAPTCHA reCAPTCHA For Laravel.

Implementation of google recaptcha v2 & V3 solutions for express.js

booru-backed procedurally-generated anime image captcha library and server

Spring Boot starter for Google's reCAPTCHA

PHP Captcha library

Go package captcha implements generation and verification of image and audio CAPTCHAs.

all kinds of demos of tensorflow code

基于深度学习识别12306验证码

Slider captcha support mobile

generate svg captcha in node

http interceptor to hoomanize cloudflare requests

High Accuracy Captcha Breaker with Tensorflow and Node.js

Happy Captcha是一款易于使用的Java验证码软件包，旨在花最短的时间，最少的代码量，实现Web站点的验证码功能。Happy Captcha完全遵循Apache 2.0开源许可协议，你可以自由使用该软件，如您在使用Happy Captcha时发现软件的任何缺陷，欢迎随时与我联系。

Django Simple Captcha is an extremely simple, yet highly customizable Django application to add captcha images to any Django form.

keras theano 验证码破解 字母+数字

Java图形验证码，支持gif、中文、算术等类型，可用于Java Web、JavaSE等项目。

captcha of base64 and diversity

💻 Symfony bundle for Google Recaptcha2

Completely Ridiculous And Phony Captcha that Hassles for Amusement

simple captcha alternative

The best bot for collecting cryptocurrency from freebitco.in, freedoge.co.in and freenem.com 🚀🌔

🍯 Unobtrusive and flexible spam protection for Rails apps

provide api functions for captcha recognition.

PHPAuth is a secure PHP Authentication class that easily integrates into any site.

极验验证码破解-源码+手册

Privacy Pass: a privacy-enhancing protocol and browser extension.

captcha break based on opencv2, tesseract-ocr and some machine learning algorithm.

Image Captcha Solving Using TensorFlow and CNN Model. Accuracy 90%+

Python入门网络爬虫之精华版

Custom ImageView to generate captcha image.

Captcha gem for Rails Application. No dependencies. No ImageMagick, No RMagick.