Open Source Geospatial Foundation
MapGuide Open Source is a platform for developing web mapping applications.
A comprehensive open-source tool to create your own 2-D animated games.
atdl4j is an open source and not-for-profit JavaTM implementation of FIXatdlSM.
Discovery Open-Source Development Group
Allows you to create, edit and synchronize subtitles for video files.
Source Dynamics, Inc.
Edit, analyze and manage source code written in various programming languages.
Synstral Business Software Handelsbolag
Simply Orders - Advanced Order & Invoice Management Database for MS Access.
FlashDevelop is an open source code editor for ActionScript and Haxe development.
Relo is an open source C/C++ Integrated Development Environment.
Copyright (c) 2005 Nyaochi
EasyH10 is an open source project for the development of a software suite.
BEAM is an open-source toolbox and development platform for viewing.
Accelerate development in Java/J2EE using best of the breed open source packages.
The DevTools project is an open-source set of development tools.
FIRTool is an open source Qt based FIR filter coefficient development tool.
Free-Open Source software development tool for MS-Windows.
The OpenBlox Team
OpenBlox is a free, open-source (soon-to-be networked) game development kit.
JBoss by RedHat
JBoss Developer Studio provides a certified open source development environment.