This project currently bundles or relies on the following third-party components. Each item lists the upstream source and the applicable license:
- LuaTeX — GNU General Public License version 2 or later (GPLv2+). Upstream: https://www.luatex.org/
- Saxon HE — Mozilla Public License 2.0 (MPL-2.0). Upstream: https://saxon.sourceforge.net/
- Jing-Trang — BSD 3-Clause License (as published by Thai Open Source Software Center Ltd). Upstream: https://relaxng.org/jclark/jing-trang.html