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Onlook vs Kombai: catalog facts
Onlook	Kombai
Free The source code is free to use and run yourself.	Freemium Free to start; paid usage details are on the site.
Web, Self-hosted	Windows, macOS, Linux
Visual edits produce real code AI-assisted building and styling	Reuses existing components, tokens and hooks from your codebase Makes explicit design choices instead of generic AI defaults
Focused on React web apps Self-hosting requires some setup	Focused on front-end and UI work only Relies on a hosted AI service rather than running locally
Web application, Self-hosted	Downloadable app
Open source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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