m:sync is a command line tool written in c# that can be used to sync mp3s to the m:robe 100 mp3 player. it effectively replaces the proprietary mp3 software, m:trip and allows for more user friendly synchronization.
Fire is a file renaming tool written in C#. It allows users to rename multiple files at once based on a list of regular expressions. Also allows batch editing of MP3 ID3 tags. Includes embedded Windows Media Player and picture viewer.