Hello, there are many active and up to date places. All about OSM.

Ready-to-use OSM maps: [Only registered and activated users can see links. ]
DEM to have maps with heights. [Only registered and activated users can see links. ]
Basic tool for mapping [Only registered and activated users can see links. ]
Map Compiler: [Only registered and activated users can see links. ]
First steps with OSM: [Only registered and activated users can see links. ]

Greetings