1UI

★ 3/5 · Developer Platform

1UI is an AI design canvas where you create and edit designs by chat and export them to code. It supports bring-your-own AI keys, peer-to-peer collaboration, local-first .fig-compatible files, a Mac and Windows app, and an MCP server and CLI.

Pros

Design by chat on a full canvas
export to code
local-first files compatible with .fig
peer-to-peer collaboration
MCP server and CLI
free to start

Cons

AI features need your own API key
the Mac app is not notarized and Windows shows a SmartScreen warning
motion features are Mac-only

Cost

Free to start; paid plan $9/month, $90/year or $99 lifetime (limited-time launch pricing).

Verdict

Best for designers and developers who want an AI-assisted, local-first design tool with code export and their own AI keys.

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