Fosm Wiki is a community site that anyone can contribute to. Discover, share and add your knowledge!
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fosm is a free map of the planet which anyone can use and contribute to. It is a fork of OpenStreetMap licensed under the Creative Commons attribution and share-alike license CC-BY-SA.
Feel free to add any useful content to this wiki or you can use :
- The main discussion list http://groups.google.com/group/osm-fork
- github https://github.com/fosm/
Fosm Map Renderings page lists some rendered maps. Enjoy.
You can use JOSM or Mercaartor to edit fosm.
JOSM is standalone editor capable of importing GPX tracks, with ability do get map data from FOSM or OSM api, and upload changes later.
List of applicable source licences 
Details of imported data Imports
fosm API server original server on Bytemark created by 80n
Fosm api server 2018 as at 22 June 2018