0.0
anti-captcha is a Ruby library for recognize captcha on anti-captcha.com
0.0
Simple gem to add captcha or negative captcha to your Rails 3 application
0.16
DeathByCaptcha allows you to solve captchas with manual labor
0.02
A Google-style captcha for enterprise Rails apps
0.02
A captcha verification approach for Rails apps, directly integrated into ActiveRecord’s validation mechanism and providing helpers for ActionController and ActionView.
0.02
A Google-style captcha for enterprise Rails apps
0.02
SimpleCaptcha is the simplest and a robust captcha. Its implementation requires adding up a single line in views and in controllers/models. SimpleCaptcha is available to be used with Rails2.0 or above and also it provides the backward compatibility with previous versions of Rails.
0.01
ReCaptcha implements view helpers to generate ReCaptcha code, with the noscript counterpart, required methods that interface with the HTTP API for captcha verification, a DSL to generate a before_filter and the code to implement AJAX captcha validation.
0.01
TwoCaptcha is an automated CAPTCHA solving service
0.01
Simple reverse captcha solution that consist in create a hidden field that should be always empty.
0.0
Death by Captcha Ruby implementation (HTTP API)
0.0
Simple captcha based on plain text questions.
0.0
Simple lib to generate a math_captcha to prevent spammers in form. Supports localization.
0.0
It's a Rails Captcha Engine for Rails 3 applications.
0.0
MVC based Math, Logic Captcha
0.0
generate captcha by dalli,use the memcache