Open Source Geospatial Foundation
MapGuide Open Source is a platform for developing web mapping applications.
Python Software Foundation
Bots is a fully-functional software tool for EDI (Electronic Data Interchange).
OpenCV is a library of programming functions for real time computer vision.
Remere's Map Editor is a map editor coded in C++ for the OpenTibia Project.
atdl4j is an open source and not-for-profit JavaTM implementation of FIXatdlSM.
Synstral Business Software Handelsbolag
Simply Orders - Advanced Order & Invoice Management Database for MS Access.
Jackie Ng, Kenneth Skovhede
MapGuide Maestro is an open source map authoring tool for MapGuide.
TEdit is a stand alone, open source map editor for Terraria.
D2D Map Editor
D2D Map Editor is an open source project written in C#.
Aciqra is an open source virtual sky map and planetarium.
qMetro is an open source vector metro (subway) map for calculating routes.
The Imprudence Project
An open source metaverse viewer project based on the Second Life Viewer source.
Open Menu+ Portable is an open source portable application launcher.
Open R-Community Tools is an open source company and mission builder.
Syscomp Electronic Design
The software is open-source and source code is included.
Open Metronome is a free, open source metronome for Windows and Windows Mobile.