1. MerkaartorHome of Merkaartor, an openstreetmap mapping program.
2. Id🆔 The easy-to-use OpenStreetMap editor in JavaScript.
3. Mod tileRenders map tiles with mapnik and serves them using apache
9. OsmosisOsmosis is a command line Java application for processing OSM data.
10. JosmMirror of @JOSM's Subversion repository
13. mkgmapMirror of mkgmap's Subversion repository
14. osmembraneOSMembrane is a GUI front-end for “Osmosis” used by the OpenStreetMap project.
16. cgimapMirror of CGImap, the optimized implementation of the OpenStreetMap "/map" API call. PRs via: https://github.com/zerebubuth/openstreetmap-cgimap
18. chefChef configuration management repo for configuring & maintaining the OpenStreetMap servers.