Flexible and powerful data analysis / manipulation library for Python, providing labeled data structures similar to R data.frame objects, statistical functions, and much more

SeQuant: Symbolic Algebra of Tensors over Operators and Scalars

Cracking the Coding Interview 6th Ed. Solutions

MoleView: A Fast and lightweight plug-in for 3D molecular visualization

A short description of the C++ build process

A code-completion engine for Vim

Vundle, the plug-in manager for Vim

All Algorithms implemented in Python

general GTO integrals for quantum chemistry

The fundamental package for scientific computing with Python.

Google Chrome, Firefox, and Thunderbird extension that lets you write email in Markdown and render it before sending.

A Makefile for LaTeX - drop it in, type make, and magic happens.

The Excel add-in for creating LaTeX tables

Feynman Diagrams with TikZ

Simpler Wick Contractions

A formatter for Python files

The Massively Parallel Quantum Chemistry program, MPQC, computes properties of atoms and molecules from first principles using the time independent Schrödinger equation.

Libint: high-performance library for computing Gaussian integrals in quantum mechanics