A incomplete list of things I work (and worked) on.
feel-playground - A playground to learn and explore the DMN FEEL language.
kartoffeldruck - A non-pluggable, all-in-one, opinionated static site generator written in NodeJS
hplayer - An audio drama fall asleep specialized command line based media player
kickr - A table soccer result tracker application
bpmn-js - Web-based editor for BPMN 2.0
bpmn.io - Web-based toolkits editors for BPMN 2.0, DMN and CMMN
jquery-tagit - A tag auto completion plug-in for jQuery
jquery-dialog2 - A declarative, markup centric ajax dialog flow library for jQuery / Bootstrap
Endwelt Automation - An in-browser automation for the Endwelt online game using Greasemonkey. Including data mining and analytics.
Lords and Knights Automate.js - An in-browser automation for the Lords and Knights online game
SV Empor Volleyball - Website of a local volleyball club
annotation_security - Transparent, resource based, declarative security for ruby on rails applications
FirstFriend - A help system for new students at the Blekinge Institute of Technology
planetinvaders.net - Collaborative and competitive AI development in a simple strategy game
Check out all my projects on GitHub.