# Contributor Guide Welcome to the Contributor's Guide to pystencils! If you are interested in contributing to the development of pystencils, this is the place to start. Pystencils is an open-source package licensed under the [AGPL v3](https://www.gnu.org/licenses/agpl-3.0.en.html). As such, the act of contributing to pystencils by submitting a merge request is taken as agreement to the terms of the licence. :::{toctree} :maxdepth: 2 dev-workflow :::