laszlopere/mcp-gnu-units

What it does

laszlopere/mcp-gnu-units is an MCP (Model Context Protocol) server that integrates unit conversion and dimensional analysis capabilities into AI assistants. It leverages the comprehensive GNU units database containing over 3000 units and supports compound expressions, making it suitable for scientific calculations, engineering work, and everyday conversions.

How to set up

Installation is straightforward using uvx: uvx mcpgnuunits. The tool works as an MCP server compatible with Claude, ChatGPT, AI Studio, and other MCP-enabled platforms. No additional configuration is required as the GNU units database is bundled with the package.

Key features

• 3000+ unit conversions and compound expressions support
• Reduction to SI base units for scientific accuracy
• Completely offline operation - no external API calls needed
• Deterministic results ensuring consistent calculations
• Full dimensional analysis capabilities
• Cross-platform support (Python-based, works on Linux, macOS, Windows)