Routino is an application for finding a route between two points using the dataset of topographical information collected by OpenStreetMap

Pidgin-microblog is a collection of plugins for Pidgin or any other libpurple based client like Adium or Finch. It implements microbloging systems to Pidgin. Currently it supports Twitter, Identi.ca, and Status.net (old Laconi.ca) based servers through the conversation windows.

RunSnakeRun is a small GUI utility that allows you to view (Python) cProfile or Profile profiler dumps in a sortable GUI view.

mruby is the lightweight implementation of the Ruby language complying to the ISO standard. This can be linked and embedded within your application.