for the Ruby language.
Written in 100% native Ruby using the FOX GUI toolkit,
Mondrian has the familiar look and feel of a modern IDE.
Some features include:
* a dynamic object browser
* runtime error integration
* a full-featured project manager
* syntax highlighting
* runs identically on Windows and Linux
WWW: http://www.mondrian-ide.com/
Approved by: alexbl (mentor, implicit)