Show HN: Chalk: a Mac app for technical diagrams with a built-in MCP for Claude

Category: devtools

Tags: macos, diagramming, ai-integration, mcp, drawing

Score: 5.7/10 (Innovation: 6, Technical: 5, Documentation: 4, Utility: 6)

Chalk is a native macOS drawing app focused on zero-friction sketching and diagramming, with a built-in MCP server that lets AI assistants like Claude generate diagrams directly on the canvas. It targets the quick-sketch workflow and integrates AI-assisted diagramming as a differentiator.

Target audience: backend devs, frontend devs, devops

Repository: https://chalk.appkit.studio

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