Caffeine for Windows - Prevent your computer from going to sleep
Website Carbon Calculator - Find out the how much CO2 your website emits
Caffeine for Linux - Inspired by the Mac OS X version, Caffeine for Linux is a status bar application able to...
Wren - Offset your carbon footprint by saving rainforests
Caffeine for Mac - Caffeine is a tiny program that puts an icon in the right side of your menu bar.
Klima - Go carbon neutral