Available with Rails 3 + 4 or above provides backward compatibility. This is a fork of the popular Rubygem ``simple_captcha`` which got abandoned.

Features

* Zero FileSystem usage (secret code moved to db-store and image storage removed). * Provides various image styles. * Provides three level of complexity of images. * Works absolutely fine in distributed environment(session and db based implementation works fine in distributed environment). * Implementation is as easy as just writing a single line in your view. ```<%= show_simple_captcha %>``` within the 'form' tags. * Flexible DOM and CSS handling(There is a separate view partial for rendering SimpleCaptcha DOM elements). * Automated removal of 1 hour old unmatched simple_captcha data.