Macintosh software developer (Rondo, MIDI player...)

Independent music professional working mainly as a mixing, mastering and audio restoration engineer. Mathijs also is the digital audio product support engineer of Joystick Audio and a moderator at the online pro audio forum Gearslutz.com using the nickname DrDeltaM. He has recently started to develop plug-ins

Pro Tools utilities

Free VST instruments

Hardotheque is a FileMaker-based CD management database for audiophiles of any genre. This program can store information related to albums, artists, concerts, labels, producers, lyrics, and more. Hardotheque even prints out tape and CD labels, including track information and user-specific comments.

Andrew Garber's develops software including MD Machine Drums and Warp Drive AU

GTuner : a shareware guitar tuner

Plug-in manufacturer

Developper of Coaster : freeware Direct-to-Disk Audio Recording Software for PowerMac computers.

SoundTrax is a Mac OSX MultiTrack Recording software build for the Griffin iMic.