onUI
Open-source browser extension and MCP server for annotation-first UI pair programming with AI agents. Works with Claude Code, Cursor, Windsurf, Copilot. Chrome, Edge, Firefox. Free, GPL-3.0.
Free / Open Source
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About onUI
Open-source browser extension and MCP server for annotation-first UI pair programming with AI agents. Works with Claude Code, Cursor, Windsurf, Copilot. Chrome, Edge, Firefox. Free, GPL-3.0.