Open Source Ruby Collaborative Development Software

Generate installable binary distributions of Ruby programs for many platforms (many OS, with or without Ruby installed on clients...). Fit to distribute extensible (plugins) Ruby programs also. Handles also libraries and uploads on websites (SF.net...).

The FREE Ruby on Rails virtual development platform

Development of a framework for building plugins for manipulating the project data of RPG Maker series (XP/XP Ace/MV so on) from Enterbrain. Target platform: Windows/Mac if you are interested in developing addins check https://sourceforge.net/p/crescent-editor/wiki/Home/

DreamHost IDE is php and ruby integrated development environment built on NetBeans IDE and provides easy deploy of your applications to the DreamHost services. Also provides you an easy eay hew to setup these services.

Web-based Scrum project management tool. It is based on Henrik Kniberg's book "Scrum and XP from the Trenches" available at InfoQ. It allows drag'n'drop sprint backlog assignation. It is already usable and under constant development. Please download GNU tarball from wanted version in: http://windsofscrum.svn.sourceforge.net/viewvc/windsofscrum/Scrum/tags