Hello.I'm Jens.

WordPress Blog

I write about PC games, chip music and philosophy. And a bit about comic books too.

SID Factory II

A cross-platform editor with reSID emulator for compo-sing Commodore 64 music.

DeepSID Player

An online SID player for the High Voltage and Compute's Gazette SID collections.


Video games checklist, back-log and database. Supports Steam synchronization.

My Chronicles

5-part series about my com-puter chronicles in the demo scene of the 80’s and 90’s.

SID Visualizer

Improved version of tamat's SID visualizer showing what goes on in the SID chip.

C64 Music Editors

A large HTML table that com-pares a lot of music editors on the Commodore 64.

My Timeline

A timeline of all my computer activities from 1983 and up, with lots of screenshots.