$ npm install -g graphqlviz

GraphQL Server CLI visualizer

Options:
  -a, --noargs     render without field arguments
  -v, --verbose    print introspection result
  -s, --sort       sort fields

Usage
  $ graphqlviz [url]
      Renders dot schema from [url] endpoint

Examples
  $ graphqlviz https://localhost:3000 | dot -Tpng -o graph.png
  $ graphqlviz http://graphql-swapi.parseapp.com | dot -Tpng | open -f -a Preview
  $ graphqlviz path/to/schema.json | dot -Tpng | open -f -a Preview
  $ cat result.json | graphqlviz | dot -Tpng | open -f -a Preview