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Freej

FreeJ is an 100% free instrument for realtime video manipulation used in the fields of dance teather, veejaying, medical visualisation and TV. It consists of a commandline application on GNU/Linux, a graphical application on Apple/OSX, a C++ multimedia framework library and a javascript engine for efficient live video manipulation. It can be controlled in different ways: Joystick, MIDI, OSC, sensors, keyboard etc...