Plot bananas from combined MCMC (Markov Chain Monte Carlo) chains. For example, Planck or WMAP satellite likelyhood samples.
python binding of BigFile, a peta scale IO format
Python Binding of chealpix
Visualization and Analysis toolkit for SPH Cosmology code GADGET
A slower KDTree cross correlator
Simple testing based on numpy for applications written with mpi4py.
python binding of MP-sort, a peta scale sorting routine
Native SVG rendering of NetworkX Graphs
python binding of PFFT, a massively parallel FFT library
Particle Mesh in Python
Dispatch your trivially parallizable jobs with sharedmem.