An engine which contains the core of the student information system app as a layer.

CMS built on top of Active Admin.

A StatefulController for Rails that uses a state machine to manage transitions between views.

Provides the StateTracking mixin.

Stockor is a complete ERP system that includes billing, inventory, and customer management

Stockor Core contains the ActiveRecord models and business logic for the Stockor ERP system

Automate tedious db/structure.sql conflict resolution

Allows you to give your users the ability to create polls in your Rails app

A Stripe subscription gem.

A token launch platform for transformative projects.

Yet Another WebLog engine

ULMUL is an original Ultra Lightweight MarkUp Language. You can write TeX-style equations in ULMUL texts. The ULMUL texts can be converted into HTML5+MathML with ulmul2html5 command, into HTML5+MathJax with ulmul2mathjax and into LaTeX with ulmul2latex. You can also generate Slidy presentations. Its library ulmul.rb is written in Ruby.

Urges an object to take some form of action, on a timed basis