Halotools is a python package designed to study large-scale structure, cosmology, and galaxy evolution using N-body simulations and halo models. The code is publicly available at https://github.com/astropy/halotools. You can find the latest build of the documentation at halotools.readthedocs.org.

The latest build of the documentation can be found at http://halotools.readthedocs.org. The docs includes installation instructions, step-by-step guides and tutorials, and formal descriptions of every class, method and function in the package.

Halotools is a fully open-source package with contributing scientists spread across many universities. The package is still in alpha, with several core features still under active development.

Halotools is licensed under a 3-clause BSD style license - see the licenses/LICENSE.rst file.