Git collaboration site for wrMTrck - a plugin for ImageJ that allows tracking of several animals such as C. elegans in parallel. In addition, it allows to quantify swimming/thrashing/body-bends of C. elegans
More info is available here : http://plugins.phage.dk/wrmtrck.html
If you use wrMTrck please cite: http://dx.doi.org/10.3791/52321