fixed-width/glass

Overview

An MCP server written in Rust that provides a build, see, interact, and debug loop over native GUI applications. It connects to a Model Context Protocol client to let developers inspect and manipulate running apps.

Best for

Best for
Rust developers who need a scriptable, MCP driven loop for testing native GUI applications.

Use cases

• Iterate on native GUI app UI without manual recompiles
• Inspect and interact with app elements during development
• Debug visual layout and behavior through an automated loop

How to use

Tested with

Cursor

Notes

An MCP server written in Rust that provides a build, see, interact, and debug loop over native GUI applications. It connects to a Model Context Protocol client to let developers inspect and manipulate running apps.

12 stars on GitHub. Last updated 2026-09-02. Licensed Apache-2.0.

Use cases

• Iterate on native GUI app UI without manual recompiles
• Inspect and interact with app elements during development
• Debug visual layout and behavior through an automated loop

Pros

• Focused on a tight build, see, interact, debug cycle
• Built in Rust for performance and reliability
• MCP compatible for integration with existing tools

Cons

• Very early stage with only 12 GitHub stars
• Limited documentation or community support due to small user base
• Requires an MCP client to be useful, adding setup complexity

Indexed from awesome-mcp-servers-punkpeye and enriched against its public facts.