Features:
- Intelligent Ruby Editor with completion, code snippets and automatic refactorings
- On-the-fly code analysis throughout the project tree with type inference and quick-fixes
- Rails Models Diagram, Rails Project View and other specialized project/file views for faster overview & navigation
- RSpec, Cucumber, Shoulda, MiniTest & Test::Unit coding assistance and GUI-based test runner
- iOS development with RubyMotion
- Web Development with all Ruby on Rails framework versions from 2.x to 4.x
- Cutting-edge Ruby development stack support: Bundler, RVM, rbenv, pik, etc.
- HTML, CSS and JavaScript editing with auto completion and refactorings. Plus CoffeeScript, HAML, SASS, and LESS
- Zen coding snippets for productive HTML/CSS authoring
- JavaScript/CoffeeScript debugger based on Mozilla Firefox and Google Chrome
- Ruby Debugger: Ruby/Rails applications and tests debugging in a easy-to-use interface even in Windows
- Git, Subversion, Mercurial, Perforce and CVS integration with a unified UI
- Diff, merge, history views and changelists for every supported VCS
- Bundled Textmate, NetBeans, Eclipse & Emacs keyboard schemes, plus Vi/Vim emulation plugin