ClockWise: Online hour registration, project management and invoicing
Keeping
https://www.github.com/jennybrown8/wicket-source/wiki
Walter Living B.V.
https://www.voipgrid.nl
fuzzymazoid
TimeCloud
Theo's Tech Tips
https://topicus-keyhub.com
Seito Tanaka
https://kantoorroulette.nl
Bizzomate
ClockAssist