0.0
Gem that uses RuCaptcha API to solver any type of captcha
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0.0
adds audio support to simple captcha
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0.0
A simple and custom captcha for Rails3.
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0.0
This is a Captcha gem for ruby. It drawing captcha image with C code so it no dependencies.
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0.0
MVC based Math, Logic Captcha
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0.0
Death by Captcha Ruby implementation (HTTP API)
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0.0
Captcha Client for YunPian.com
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0.0
Captcha form Jike API
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0.0
A simple image captcha gem
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0.0
RMagickCaptcha is a gem that implements captcha for using in Rails application.
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0.0
Simple, easy captcha for Sinatra
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0.0
It's a Rails Captcha Engine for Rails 3 applications.
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0.1
Rack middleware Captcha verification using Recaptcha API.
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0.09
BrainBuster - a logic captcha for Rails
0.05
Despamilator is a plugin based spam detector designed for use on your web forms borne out of two annoyances: Spam being submitted in my web forms and CAPTCHAS being intrusive. Despamilator will apply some commonly used heuristics from the world of anti-spam to help you decide whether your users a...
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0.05
ActsAsTextcaptcha provides spam protection for Rails models with text-based
logic question captchas. Questions are fetched from Rob Tuley's
textcaptcha.com They can be solved easily by humans but are tough for robots
to crack.
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0.02
SimpleCaptcha is available to be used with Rails 3 or above and also it provides the backward compatibility with previous versions of Rails.
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0.02
Arithmetic Captcha
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0.01
Simple negative captcha for Rails
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