City Energy Analyst (CEA) is an open-source urban building energy modeling (UBEM) platform and computation tool for the design of low-carbon and highly efficient cities.

⚡ A fast, modern EnergyPlus IDF/epJSON toolkit for Python

Type-safe Pydantic models for all EnergyPlus IDF objects

📖 Interactive EnergyPlus Input/Output reference documentation

MCP server for EPWForge — generate, morph, and download EPW weather files (TMYx, AMY, CMIP6 future scenarios) for EnergyPlus, OpenStudio, IES VE, and eQUEST. For AI agents.

🌐 Official website and ecosystem hub for the idfkit EnergyPlus toolkit

🤖 Model Context Protocol (MCP) server for EnergyPlus building energy simulation