Wren - Offset your carbon footprint by saving rainforests
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.
Capture - A great free screen capture utility that allows you to capture either a window or the desktop and save it to either a file or the clipboard.
QGIS - QGIS is a desktop geographic information system, or GIS.
Treepoints - Fight climate change and earn rewards
OpenStreetMap - OpenStreetMap is a map of the world, created by people like you and free to use under an open license.