Browsr is a mini-shell application for the Sony PSP, designed to replace the Lowser file-browser program that comes with Luaplayer. Browsr does essentially the same task as Lowser, but with loads more – and a nicer interface. Browsr will be released open-source.

Features
Image/Photo viewer (PNG and JPG supported)
Launch LUA scripts
Battery information
Clock
Configuration/Settings menu
USB toggle
Easy to use theming system
Wallpaper changing
Exit to XMB with press of a button
MP3/WAV playback

Planned
Mini applications, like stopwatch and alarm clock
EBOOT launching (i can do this if i can get my custom luaplayer compiled properly)
Better MP3 playback

To Do (from features list)
MP3 playback – MP3 playback is too choppy with the current configuration

http://www.yongobongo.info/