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.
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...