Citygml Python Packages

pycadkit

Read DWG, DGN (V7/V8), DXF and CityGML into one format-neutral model; write DXF, DGN V8 and CityGML. Pure Rust, clean-room, no vendor SDK. CLI, Python, WebAssembly, C/C++ API.

3dcitydb-mcp-server

A Model Context Protocol (MCP) server that gives AI assistants (Claude Code, Claude Desktop, and any MCP-compatible client) direct, natural language access to semantic 3D city models in CityGML managed within a 3DCityDB V5. Also includes an agentic Chatbot application using the MCP server with commercial or locally running LLMs.

cityview

CityJSON loader and renderer for Three.js, React-three-fiber, and Jupyter Notebook / JupyterLab

cityjson-lib

CityJSON in Rust plus FFI. Types, operations, JSON, Arrow, Parquet formats, fake data generator, indexing.

cityjson-index

CityJSON in Rust plus FFI. Types, operations, JSON, Arrow, Parquet formats, fake data generator, indexing.

plateau-bridge

Turn Japan's PLATEAU 3D city models into a queryable, hazard-aware buildings.parquet. Pre-built bundles for 29 cities; SQL via DuckDB; 3D Tiles + PMTiles + FlatGeobuf out of the box.

prettyplateau

Print-quality city visualizations from Project PLATEAU (Japan's national 3D urban dataset). Posters, prints, social — PNG / SVG / PDF / mp4, with mandatory CC BY 4.0 attribution.

nyc-mesh

Python toolkit for turning NYC open 3D source data into web-ready geodata via a typed CLI and SDK.

gml2step

CityGML parsing and STEP conversion toolkit extracted from Paper-CAD