Microfi Nitrogen is a native Windows Mobile application to play MP3/OGG songs stored on your Pocket PC, Windows Mobile and PDAs device. Microfi Nitrogen is free opensource media player relased under GPLv3 License. Nitrogen uses the opensource MAD and OVD decoders. As the official releases of MAD for Pocket PC seem to be discontinued, Nitrogen uses the libraries from an opensource player (GSPlayer).
Incoming search terms:
S2U2 (Slide2 Unlock2) brings the iPhone style lock/unlock feature into your Windows mobile. S2U2 can be used as a screensaver and offers great customization options. S2U2 can show a lot of information while the system is locked which otherwise you might need to unlock and look into in normal scenarios.