Andrea Badiali has released the first 3rdparty Nanodesktop application. This homebrew provides a calculator, a text to speech synthetizer and a WAV/MP3 graphical player.

It is based on the API of Nanodesktop library. This is a simple beta program, following versions will be released.

http://forums.qj.net/f-psp-development-forum-11/t-release-visual-application-v01-128167.html