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OpenUI vs Superdesign: catalog facts
OpenUI	Superdesign
Free Free and open source to run yourself.	Freemium Pricing is not listed on the homepage; the site offers login and sign-up.
Self-hosted	Web
Generates UI components from plain-language descriptions Renders the result live as you iterate	Generates UI, landing pages and presentations from text prompts Can recreate a screenshot or import an existing site
You run the backend and frontend yourself Built partly as an internal prototyping tool, with a smaller commit history than similar projects	Pricing and plan limits are not stated on the homepage Runs only as a web service
Self-hosted	Web application
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	Needs internet
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.