0.0
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.
2021
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0.0
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.
2021
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0.1
SimpleCaptcha is available to be used with Rails 3 + 4 or above and also it provides the backward compatibility with previous versions of Rails.
2021
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2026
0.1
reCAPTCHA was too much for us, so we created this. Simplest captcha ever.
2021
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2026
0.08
DeathByCaptcha allows you to solve captchas with manual labor
2021
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2026
0.05
BrainBuster - a logic captcha for Rails
0.05
Rails extension for Cloudflare's Turnstile CAPTCHA alternative. This gem should work with
Rails 6.x, 7.x, 8.x and with Faraday 1.x and 2.x.
2021
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2026
0.05
Rack middleware Captcha verification using Recaptcha API.
2021
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2026
0.03
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.
2021
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2026
0.02
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...
2021
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2026
0.01
Arithmetic Captcha
2021
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2026
0.01
ALTCHA is a free, open-source CAPTCHA alternative that protects your website from spam and abuse
2021
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2026
0.01
Drop in feedback engine with customizable fields, and captcha available
2021
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2026
0.01
RubyGem package for visualCaptcha's backend service
2021
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2026
0.01
FerrumMCP is a browser automation server that implements the Model Context Protocol (MCP),
enabling AI assistants to interact with web pages through a standardized interface.
Features include navigation, form interaction, content extraction, screenshot capture,
JavaScript execution, cookie manage...
2021
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2026
0.0
LoyalSimpleCaptcha is available to be used with Rails 3 or above and also it provides the backward compatibility with previous versions of Rails.
2021
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2026
0.0
SoaringSimpleCaptcha is available to be used with Rails 3 or above and also it provides the backward compatibility with previous versions of Rails.
2021
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2026
0.0
This plugin adds helpers for the YinXiangMa CAPTCHA API
2021
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2026
0.0
A captcha that uses images instead of garbled text
2021
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2026