Ruby gem containing easily installable access to wkhtmltopdf application
lightweight and minimalist ORM for Java/Android. works with SQLite & MySQL. (not actively maintained)
A powerful Android chart view / graph view library, supporting line- bar- pie- radar- bubble- and candlestick charts as well as scaling, dragging and animations.
Arrays for AR
MongoDB → PostgreSQL streaming replication
Uses Amazon S3 for storing attachments
Use MooTools with Rails 3
Authorization Gem for Ruby on Rails.
Experiment Driven Development for Ruby
A Heroku buildpack based on the default Ruby one, supporting a custom Buildfile to be run as part of the deployment.
a Ruby library for queuing and processing background jobs.
Automatically detect mobile requests from mobile devices in your Rails application.
A simple Rack middleware to enforce ssl connections
PDF generator (from HTML) plugin for Ruby on Rails
Formtastic form builder to generate Twitter Bootstrap-friendly markup.
Format-agnostic templating for API responses