Modular, touch screen friendly navigation system with GPS tracking, realtime routing engine and support for various vector map formats. Works on a wide range of devices, from computers to smartphones.
Library for OpenStreetMap offline rendering and routing
libosmscout offers applications simple, high-level interfaces to offline rendering and routing functionalities based on OpenStreetMap data. It does so by preprocessing *.osm data files and generating binary data and index files for fast access.
Vector metro (subway) map for calculating route and getting information about transport nodes.
Its GPL project for creating analog of pMetro (Muradov B.)
About 200 maps of subways are available:
http://translate.google.com/translate?sl=ru&tl=en&u=http://pmetro.su/Maps.html
(Maps have an open format and can easily be edited or created)
App available for many platforms:
http://qt-apps.org/content/show.php?content=146249
Also available for...
Gosmore is an OpenStreetMap navigation application. It can display the map in 2D and 3D. It also provides searching and turn-by-turn routing capabilities. All the data is stored offline in it's own binary format.