Stenosaurus software and hardware
Provides single sign-on authentication for web applications, implementing the server-end of JA-SIG's CAS protocol.
a configuration management tool
The schematic and 3D libraries supported by KiCad team. Note that the footprint libraries are the *.pretty repos themselves.
Simple example projects showing how to use libopencm3.
a USB multitool + nMigen framework for monitoring, hacking, and developing USB devices
Marionette Collective Plugins