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Blockinger - An open source Tetris clone for Android.
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.
Tetris Blitz - Race against the clock in a two-minute blitz to clear lines and rack up points before time runs out.
QGIS - QGIS is a desktop geographic information system, or GIS.
NullpoMino - NullpoMino is an open-source action puzzle game that works on the Java platform.
OpenStreetMap - OpenStreetMap is a map of the world, created by people like you and free to use under an open license.