Mainframe opens invites: designers design directly in your codebase alongside agents

mikelikesdesign · x · 2026-11-10

After months of testing with designers, Mainframe lets you design directly in your codebase on a canvas, alongside your agents and teammates. The demo shows sticky-note collaboration, property panels bound to live data, and generating chart variants in chat that open PRs directly. Invites are rolling out with a waitlist open.

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