The mkgmap program converts map data from OpenStreetMap into the Garmin img map format that can be loaded onto Garmin GPS devices. It also combines maps and produces the auxiliary files required to load into map viewing programs.
Information regarding Project Releases and Project Resources. Note that the information here is a quote from Freecode.com page, and the downloads themselves may not be hosted on OSDN.
Shields are displayed on highways. Extended/Marine types have been added, providing more
line types. A new option, make-cycleways, to synthesise cycle ways on roads that have a separate cycle lane has been added. There are many bugfixes and routing improvements. This will be the last release that works with Java 1.5.