OpenToonz - OpenToonz is an animation program that is a free software version of Toonz, the animation software...
Mapbox - An open source mapping platform for custom designed maps. Our APIs and SDKs are the building blocks to integrate location into any mobile or web app.
Synfig Studio - Just another WordPress site
QGIS - QGIS is a desktop geographic information system, or GIS.
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
OpenStreetMap - OpenStreetMap is a map of the world, created by people like you and free to use under an open license.