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Jupyter Book vs Starlight: catalog facts
Jupyter Book	Starlight
Free Free and open source.	Free Free and open source under the MIT licence.
Command line	Windows, macOS, Linux, Command line
Executes code at build time and includes the results Cross-references pages, figures and equations	Search, navigation and i18n included Markdown, Markdoc and MDX support
Version 2 still has known limitations Command-line workflow assumes some technical comfort	Focused on documentation sites only Requires Node.js and some Astro knowledge to customise
Downloadable app	Downloadable app
Open source	Open source
License: BSD-3-Clause	License: MIT
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.