Many newer projects have not yet been added to this list
Briefcase
A simple program to generate static webpages using python
Links:
github
blog
website
Charliecube
A 4x4x4 RGB LED Cube designed in the most minimal method possible
Links:
github
instructions
Comment Header
A simple command line macro program for generating pretty code comments in multiple languages.
Links:
github
blog
Zadatak
An android based task managed system which allows your schedules to be flexible while accomidating all tasks.
Links:
github
AVRFID
A pure AVR microcontroller implementation of HID Proc2 RFID card reader.
Links:
github
website
Amassite
An open source google docs replacement
Links:
github
website
Demeter Minecraft
A full suite of server side java minecraft mods including structure protection and item economy.
Links:
github
blog
Olympus
a cross platform server management system.
Links:
github
blog
Overmind
A QR code based smart room control system.
Links:
github