Gesturefy - Customizable mouse gesture addon, which supports over 40 different actions. Features:
Strokeit - StrokeIt is an advanced mouse gesture recognition engine and command processor.
crxMouse Chrome Gestures - Boost browsing productivity with mouse navigation shortcuts - simple Mouse Gestures, Super Drag, Wheel Gestures, Rocker Gestures.
Easystroke - Easystroke is a gesture-recognition application for X11.
smartUp Gestures - smartUp is a Google Chrome and Firefox extension which boost productivity by you mouse.
StrokesPlus - The most powerful and lean mouse gesture program for Windows.