Create 3D printable Mathematica Icon!!! Actually printable (I've already printed all of them for verification). They are beautiful!
(Possibly deprecated) automated wechat using wx.qq.com, get and send most types of wechat content and process them. Also attached a chat machine which can remotely calculate Mathematica code through wechat. This chat machine is carefully designed and is almost bullet-proof, and it has memory, can return image, etc. Anyway just super powerful!
Human-like circuit simplification, calculate the resistence of a network.
Automated key press, mouse move etc.
A dynamic game created by Mathematica
Computerized crack for game Origami 2
Computerized crack for another game whose name I cannot remember now.