Open-Source Licences

Most runtime tool logic uses native browser APIs. YAML, CSV and text diff tools use focused browser-compatible open-source packages listed in package.json.

• Astro and @astrojs/sitemap: MIT licence.
• js-yaml: MIT licence.
• Papa Parse: MIT licence.
• diff: BSD-3-Clause licence.
• TypeScript, Vitest, Playwright, ESLint, Prettier and Lighthouse CI: permissive open-source tooling licences suitable for commercial projects.