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Hidemichi Baba avatar

Cityjson

  • 1 repo stars
  • Updated February 14, 2026
  • HideBa/cityjson-plugin

Comprehensive guide to CityJSON format, specification access

About

cityjson is a Claude Code skill in the AI & Agent Building category. Comprehensive guide to CityJSON format, specification access

  • cityjson
  • AI & Agent Building
  • AI-coding skill

Cityjson by the numbers

  • Data as of Jul 7, 2026 (Skillselion catalog sync)
/plugin marketplace add HideBa/cityjson-plugin
/plugin install cityjson@cityjson

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repo stars1
Last updatedFebruary 14, 2026
RepositoryHideBa/cityjson-plugin

What it does

Comprehensive guide to CityJSON format, specification access

README.md

CityJSON Guide Plugin

A comprehensive Claude Code plugin for working with CityJSON (3D city model format). Provides specification access, JavaScript library tutorials, and curated resources.

Features

  • CityJSON Specification Access - Query and explore the official CityJSON specification

Installation

/plugin marketplace add https://github.com/HideBa/cityjson-plugin

/plugin install cityjson

This plugin bundles the @cityjson/cj-mcp MCP server for specification access.

Prerequisites

  • Node.js and npm (for MCP server)
  • Claude Code with plugin support

Setup

  1. Install the plugin in Claude Code
  2. The MCP server (@cityjson/cj-mcp) will be automatically started
  3. Use slash commands to access features

Usage

MCP Server

This plugin integrates the @cityjson/cj-mcp MCP server which provides:

  • cityjson_read_spec_outline - Get specification table of contents
  • cityjson_read_spec_chapter - Read specific chapters

Resources

Contributing

This plugin is designed for public distribution. Contributions welcome!

License

MIT

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