Install Fenestra in Claude Code
This server doesn't publish a package to a registry, so follow the install steps in its README. Once it runs, register it with Claude Code:
claude mcp add fenestra -- <command to start the server>Frequently asked questions
What does the Fenestra MCP server do?
Headless rendering and verification of native Rust GUIs: accessibility tree, semantic selectors, contrast and focus-order checks, and screenshot diffs.
Is the Fenestra MCP server free?
Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.
Does Fenestra run locally or remotely?
Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.
How do I add Fenestra to Claude Code?
Follow the install steps in the project's README at https://github.com/richer-richard/fenestra/tree/main/fenestra-mcp, then register it with "claude mcp add".
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