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.
Sky Map - Sky Map (formerly the Google Sky Map) turns your Android-powered mobile phone into a window on the...
QGIS - QGIS is a desktop geographic information system, or GIS.
Star Walk - Star Walk – Sky View: Explore the Stars.
ArcGIS - ArcGIS software is a data analysis, cloud-based mapping platform that allows users to customize maps and see real-time data ranging from logistics support to overall mapping analysis.
Stellarium - Stellarium is a free open source planetarium for your computer.