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OpenUI vs bolt.diy: catalog facts
OpenUI	bolt.diy
Free Free and open source to run yourself.	Free Free and open source; you pay only for any model API you connect.
Self-hosted	Web, Self-hosted
Generates UI components from plain-language descriptions Renders the result live as you iterate	Works with the language model of your choice Self-hostable with Docker
You run the backend and frontend yourself Built partly as an internal prototyping tool, with a smaller commit history than similar projects	You need to set up and run it yourself Output quality depends on the model you connect
Self-hosted	Self-hosted
Open source	Open 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 September 26, 2026

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