mapping-tree

a web-based viewer for minecraft class mappings. browse classes, methods, fields, and their usages across the codebase.

features

• search across all indexed classes
• view class members (fields and methods)
• track usages and references between classes
• navigate package hierarchy
• syntax highlighted signatures

requirements

• node.js 18+
• java (for running javap during indexing)

setup

npm install

indexing

before running the app, you need to index the minecraft classes:

node scripts/index-codebase.js

this parses all .class files in 1.21.11_unobfuscated/ and generates json data in public/data/.

development

npm run dev

build

npm run build

project structure

src/
  components/    - reusable ui components
  pages/         - route pages
  main.jsx       - app entry point
scripts/
  index-codebase.js - class file indexer
public/
  data/          - generated json index files

license

MIT see license file.