Squash TM is an open source tool for test repositories management.
Simple Workflow is a free workflow engine written in Java.
Roll your own database test data
CMake Managed Build Support for the Eclipse CDT
Test Management Platform for Automation
Some stuff for FREMO use
A cross platform hex file editor
SVN repository manipulation tool based on SVNKit
A source code search tool with multiline regular expression search.
An automated continuous integration server for the .NET platform