GGobi is an open source visualization program for exploring high-dimensional data. It provides highly dynamic and interactive graphics such as tours, as well as familiar graphics such as the scatterplot, barchart and parallel coordinates plots. Plots are interactive and linked with brushing and identification.

SleepWatcher is a command line tool (daemon) for Mac OS X that monitors sleep, wakeup and idleness of a Mac. Should be useful for running DMProxy on wake to workaround the annoying, long-lived "blue cast after sleep" color profile bug.

Given a set of points, organizes them into clusters.

GreenRiver.org writes open source software to promote learning opportunities for all students, public health for those in need, and a sustainable ecosystem.