More Than 20 Gis Opensource Applications, Libraries, Portals

http://cartagen.org/
http://www.routino.org/
http://nomino.openstreetmap.fr/
http://graphhopper.com/
http://project-osrm.org/
http://www.rtklib.com/
http://www.cartotype.com/
http://alacarte-maps.github.io/
http://www.ka2ddo.org/ka2ddo/YAAC.html
http://sourceforge.net/apps/mediawiki/viking/index.php?title=Main_Page
http://www.routeconverter.de/home/en
http://josm.openstreetmap.de/
http://activityworkshop.net/software/gpsprune/
http://www.navit-project.org/
http://www.osmsharp.com/
http://sourceforge.net/projects/jgpstrackedit/
http://marble.kde.org/
http://mapnik.org/
http://wiki.openstreetmap.org/wiki/Brigantine
http://dev.ifs.hsr.ch/redmine/projects/osminabox/wiki
http://wiki.openstreetmap.org/wiki/Potlatch_2