Front-End Checklist
Verified · 3 days agoReview frontend code and live pages against 386 quality-gated web development rules.
umbriel
Verified · 7 days agoSee and drive a whole Windows machine from Bun — apps, input, screen, OCR, registry, OS — via MCP.
Install
claude mcp add umbriel -- npx -y [email protected]
Our take
Umbriel appears to be a Windows machine control server with screen access, input automation, OCR, registry access, and other OS-level capabilities. It is for advanced desktop automation, testing, or operator-style agent workflows that need direct control of a Windows environment. The capability is substantial, but it also carries high safety and security risk, so it should be treated as a powerful specialist tool rather than a casual general-use server.
Verification record
- 7 days ago
- 2
- 2 mo ago
- no
- MIT
- 1.14.0
- 2026-06-27
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