Project0 is a homebrew application developed by Adrin and submitted to the Scenery Beta competition, which aims to be an "all-in-one to set your PSP: USB mode built-selector topics launcher applications, option for pandorizar / despandorizar battery," dump "the NAN, hide your files"...
Pardon the engrish. That's the best our trusty Google translator can do. Anyhow, as you may glean from the description, this application attempts to provide you with a whole set of utilities that is "presented with a colorful graphical environment."
Anyway, you can find out more about it by following the source link below. Just make sure to have a decent Spanish-English translator in hand.
Download: Project0 v1