# Third-Party Licenses

Asymptote incorporates the following third-party components:

| Component | License | Source |
|-----------|---------|--------|
| span.hpp | Boost 1.0 | https://github.com/martinmoene/span-lite |
| wyhash | The Unlicense (Public Domain) | https://github.com/wangyi-fudan/wyhash |
| Boehm GC | Custom permissive | https://www.hboehm.info/gc/ |
| LspCpp | MIT | https://github.com/kuafuwang/LspCpp |
| libatomic_ops | MIT (core) / GPL-2.0 (extensions) | https://github.com/ivmai/libatomic_ops |
| GLEW | BSD 3-Clause | https://glew.sourceforge.net/ |
| TinyEXR | BSD 3-Clause | https://github.com/syoyo/tinyexr |

Full copyright notices and license texts for all components (including
Asymptote's own LGPL) are available via `asy --licenses=full`, which reads
from the `licenses/` directory installed alongside the binary.

See [MAINTAINER-LICENSE-GUIDE.md](MAINTAINER-LICENSE-GUIDE.md) for
distribution and maintenance procedures.