Python interface to the INET ECN real-time XML transaction and Level II Bid/Ask feeds. Unfortunately, NASDAQ decided in late summer of 2006 to discontinue free access to this service, and so I have no way of verifying current status or continuing development.
Python statistics & probability package not requiring numpy/numarray/scipy. Implements Normal (pdf, cdf/icdf via Dridi's Gauss-Legendre quadrature approximation), Binomial (Negative-Binomial), Cauchy, Chi, Cosine, Exponential, Geometric, Log, and Poisson.
Firefox extensions with hacked compatability for all Firefox versions up to but not including 4.0.