2016-12-15 [☆] The Next Generation of Intruder Notification (Cyndr Sentry)
As of 2016/12 they promise "Linux support" in a future release
hardware tmp kickstarter

2015-07-22 [☆] http://who-t.blogspot.com/2015/07/a-short-overview-of-touchpad-devices.html
hardware computer

2014-04-27 [☆] AVR Fuse Calculator
avr hardware

2012-08-09 [☆] blink(1), the USB RGB LED
http://thingm.com/
hardware kickstarter led