Broken Place AR utilizes the following open source libraries, languages, and frameworks:
Pure Data - All real time audio is processed via Pure Data.
Automatonism - Three songs from Broken Place AR were made using Automatonism Pure Data framework. It's like modular synthesis in PD!
Rognvald's Slicer Patch - The break beat panel in various songs of Broken Place AR utilized a patch shared by Richard. Buy his music. Buy his software.
WordPress - This very site you see before you is powered by open source! Yay!