is a platform for flat sharing and short term rentals of rooms and apartments in the tango community. is a printing business with a greeting card service.

Particle in a box was involved in building the search engine with search API, (with SOLR as a backend) and customizing and theming Drupal Commerce. This project was lead by Thomas Moseler from rufzeichen.

Boiling Point Press responsive

Boiling Point Press is a printmaking studio in Berlin. The main goal of the web page is to collect printmaking techniques, and document what's happening at the studio.