Math with more good bits
Numerical and Symbolic Math Tool
Julia bindings to the FFTW library for fast Fourier transforms
Root finding functions for Julia
Visualization components
Package for writing high-level code for parallel stencil computations
Qt Visual Graph Editor
Perl Lib Math Notation
Cross-platform, scientific graphics plotting library
Resources to learn computer science in your spare time
rayshade and POV for Mathematica Export + view
Curated collection of data science learning materials
Workflow for creating and editing publication ready scientific reports
a financial math library and financial market data database
Software for data analysis, image processing, simulations, solver.
Web based Chart calculation Tool
a realtime graphics library