draw.io - Online diagramming application
tado Smart AC Control - Control any AC from anywhere with your phone
Dia - Dia is a GTK+ based diagram creation program for GNU/Linux, MacOS X, Unix, and Windows, and is released under the GPL license.
Airwirl - Personal air conditioner
yEd - yEd is a free desktop application to quickly create, import, edit, and automatically arrange diagrams. It runs on Windows, Mac OS X, and Unix/Linux.
Jasmine - Behavior-Driven JavaScript