zackpeters93/ugs-mcp

Overview

An MCP server that enables control of CNC machines through Universal GCode Sender. It exposes UGS functions as MCP tools, allowing LLM-driven workflows to send G-code and monitor machine status.

Best for

Best for
Developers exploring LLM-to-hardware integration with hobbyist CNC machines

Use cases

• Connecting LLM agents to CNC hardware for automated machining
• Building AI-assisted toolpath generation and execution pipelines
• Prototyping voice-controlled or chat-driven CNC operations

Notes

An MCP server that enables control of CNC machines through Universal GCode Sender. It exposes UGS functions as MCP tools, allowing LLM-driven workflows to send G-code and monitor machine status.

1 stars on GitHub. Last updated 2026-06-12. Licensed MIT.

Use cases

• Connecting LLM agents to CNC hardware for automated machining
• Building AI-assisted toolpath generation and execution pipelines
• Prototyping voice-controlled or chat-driven CNC operations

Pros

• Leverages the mature Universal GCode Sender ecosystem
• Written in Python, making it easy to audit and extend
• Minimal overhead for integrating CNC control into MCP-based systems

Cons

• Very early stage with only 1 GitHub star and likely limited testing
• Requires a local UGS instance and proper serial connection setup
• No documented error handling or recovery for machine communication failures

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