Supported languages: english, arabic, czech, danish, german, greek, spanish, finnish, french, hungarian, indonesian, italian, hebrew, korean, malaysian, dutch, polish, portuguese, slovak, slovenian, swedish, thai, turkish, vietnamese, simplified chinese, traditional chinese. Tracker comes with its own Java VM and Xuggle video engine. To install Tracker, download and run the appropriate installer using the links at the top of the page. For more information see Particle Model Help or AAPT Summer Meeting posters Video Modeling (2008) and Video Modeling with Tracker (2009).

Tracker video modeling is a powerful way to combine videos with computer modeling. It is designed to be used in physics education. Tracker is a free video analysis and modeling tool built on the Open Source Physics (OSP) Java framework.