ark is distributed under Apache-2.0. Dependencies retain their own licenses in their source or distribution packages. The independent arknet library uses BSL-1.0; consult its third-party notices.
The documentation uses Cloudflare Nimbus 0.17.0 and its 0.7.11 starter. The MIT license is preserved in docs/site/LICENSE. Astro, Tailwind, Pagefind and the locked npm packages retain their applicable licenses. These are documentation-build dependencies.
Inter and JetBrains Mono use the SIL Open Font License 1.1. The font notices are included in the site’s Inter license and JetBrains Mono license; this also covers the bundled Inter font used for social cards.