Awesome Captcha

🚩 This repo is a collection of awesome captcha libraries and captcha crack tools.
Welcome to PR～～～

Libraries

Captcha - Captcha for Laravel 5.
Captcha - PHP Captcha library.
Captcha - A Lightweight Pure JavaScript Captcha for Node.js. No C/C++, No ImageMagick, No Canvas.
Patchca - Simple yet powerful CAPTCHA library written in Java.

Captcha - Go package captcha implements generation and verification of image and audio CAPTCHAs.
Captcha - A captcha library that generates audio and image CAPTCHAs.
SVG-captcha - generate svg captcha in node.
Ccap - node.js generate captcha using c++ library CImg without install any other lib or software.
Captchagen - Captcha generation for NodeJS.
CaptchaImageView - Custom ImageView to generate captcha image.
SwipeCaptcha - Swipe captcha of Android platform.
Base64Captcha - golang base64-captcha supports digits, numbers,alphabet, arithmetic, audio and digit-alphabet captcha.

Captcha - Breaking captchas using torch.
CAPTCHA - implement classification for CAPTCHA in TensorFlow.
Captcha-break - captcha break based on opencv2, tesseract-ocr and some machine learning algorithm.
Captcha_break - captcha break using CNN with Keras.
Simple-captcha-solver - simple CAPTCHA solver in python 🐍.
SimGAN-Captcha - Solve captcha without manually labeling a training set.
Captcha - crack captcha using CNN.
Captcha.irctc - Reading irctc captchas with 98% accuracy using deep learning.
Captcha-tensorflow - Image Captcha Solving Using TensorFlow and CNN Model.
CNN_keras - CNN | Keras | CAPTCHA recognition（卷积神经网络、Keras框架、验证码识别）.
Captcha_recognize - Image Recognition captcha without image segmentation.
Captcha_svm - Use svm to hack simple captcha.
Captcha_cracker - crack captcha with CNN.
Slide_captcha_cracker - Crack solution for slide captcha with Canny algorithm.
Simple-railway-captcha-solver - Simple captcha solver based on CNN and a training set generator by imitating the style of captcha.
CAPTCHA-breaking

Chinese_hand_write_rec - handwritten chinese recognition.
CNN_handwritten_chinese_recognition - As the name shows, handwritten_chinese_recognition with cnn.
Chinese-Character-Recognition - This project shows how to use CNN to perform Chinese character recognition, a much more complicated task compared to MNIST digit recognition.
Zheye - 者也 - 知乎倒立的文字汉字验证码识别程序.
12306-captcha - Recognize 12306 captcha with deep learning.

Tesseract - Tesseract Open Source OCR Engine.
MotionCAPTCHA - MotionCAPTCHA jQuery Plugin - Stop Spam, Draw Shapes.
Negative-captcha - A plugin to make the process of creating a negative captcha in Rails much less painful.
Django-simple-captcha - An extremely simple, yet highly customizable Django application to add captcha images to any Django form.
Securimage - PHP CAPTCHA Script.
Captcha_solver - Univeral API to captcha solving services.

VisualCaptcha - A collection of all the different versions/repos of visualCaptcha.

Please do! Check out the CONTRIBUTING file, and open an issue!

To the extent possible under law, ZYSzys has waived all copyright and related or neighboring rights to this work.