Quantum chemistry program executor and IO standardizer (QCSchema).

Open-Source Quantum Chemistry – an electronic structure package in C++ driven by Python

Periodic table, physical constants, and molecule parsing for quantum chemistry.

A distributed compute and database platform for quantum chemistry.

MBX is an energy and force calculator for data-driven many-body simulations.

Portable wrapper for SIMD and vector instructions written in C++11. Compatible with NEON, SSE, AVX, AVX-512 and SVE (length specific).

A client interface to the QCArchive Project (read-only image of QCFractal)

A Schema for Quantum Chemistry

An implementation of the Fast-Multipole Method (works up to 3 levels in a reasonable amount of time),

An electronic molecular visualization tool