.. _codes: Codes ===== `liblvls `_. A collection of codes that allow a user to store and use data on quantum levels in a system such as an atom, molecule, or nucleus. `libnuceq `_. A library of C codes for computing various nuclear statistical equilibria relevant for nucleosynthesis. `libnucnet `_. Library of C routines for storing and managing nuclear reaction networks. `libstatmech `_. A C toolkit for computing the statistical mechanics of fermions and bosons. `wn_matrix `_. Library of C routines for storing and working with sparse matrices.