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.
Bookcelerator - A curated directory of books that will make you smarter
QGIS - QGIS is a desktop geographic information system, or GIS.
Project Ekalavya - Monthly book summaries that you can't forget
OpenStreetMap - OpenStreetMap is a map of the world, created by people like you and free to use under an open license.
Tertulia - Books Worth Talking About.