Mapsforge

See the integration guide and changelog. And read through how to contribute guidelines.

If you have any questions or problems, don't hesitate to ask our public mailing list for help.

Mapsforge project uses a compact file format for fast ad-hoc rendering of OpenStreetMap data.
We provide tools to compile your own maps with detailed instructions and also precompiled maps.
It provides simple boilerplate code to build applications for Android that display OpenStreetMap-based maps.
It provides a library to build standalone applications in Java.
Mapsforge maps can be flexibly styled with XML style files (render themes).
We provide tools & library for POI search (beta) and also precompiled POI.
Mapsforge supports Android 2.3.3 (API level 10) and above.
Mapsforge is used by many applications.
Mapsforge is in active development.
API documentation.
Mapsforge Talks.

wish7code/mapsforge