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Google reCaptcha helpers and verifier
2020
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Implements view helpers for the ASIRRA CAPTCHA system for Rails-based websites
2020
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Integrate the AreYouAHuman.com CAPTCHA alternative human verification into your Ruby/Rails application
2020
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you will get arithmatic sum with answer you just have to compare with ur user in controller
2020
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Merb plugin that provides resource access rate limits and captcha'ing
2020
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A smart captcha library
2020
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Antigate (Decode captcha service) wrapper for Ruby
2020
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Generates and verifies ascii art captcha.
2020
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API to interact with BrandCAPTCHA
http://www.pontamedia.com/en/brandcaptcha/
2020
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dongsx
2020
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IQ, Math Captcha
2020
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A simple and fast image captcha generator that uses opencv and memcached.
2020
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This is mt first gem
2020
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create captcha for api based project
2020
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Quick little arithmetic plain-text captcha
2020
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Forked from https://github.com/kares/simple_captcha
2020
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Anti-spam protection for your website
2020
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A captcha that uses images instead of garbled text
2020
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This plugin adds helpers for the YinXiangMa CAPTCHA API
2020
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Define questions and answers in a YAML file and validate your models with a single line of code. No more captchas or other stupid tricks.
2020
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