Olympos is an holistic MDA/MDD approach to projects. It allows to create Web (PHP, J2EE), Desktop (c#) and Mobile applications (.NET, J2ME) from a UML model. Features a Web 2.0 IDE, a generator based on openArchitectureWare and several cartridges.
Subversion PRS is a web-based tool to assist in peer review of code for projects using the Subversion version control system. It uses Perl, JavaScript, HTML, CSS, and MySQL.