Clementine - Clementine is a cross-platform free and open source music player and library organizer based on...
WiFi Map - A crowdsourced list of routers and passwords
foobar2000 - An advanced freeware audio player for the Windows platform.
WifiMapper - Find free WiFi anywhere in the world
Amarok - The Amarok team is proud to announce the immediate availability of the result of 2 years of hard work, the beta release of Amarok 2. 9. This release is marked by improvements, corrections and polishing of nearly all Amarok features.
Instabridge - Crowdsourced free wifi (now on Android)