Gatsby REST API Source Example This is a simple Gatsby example showing how to use a REST API as a source. Run npm run start to start the JSON server and build the Gatsby client. Tools Gatsby JSON Server Tailwind Versions Version 1.1 - Gatsby 2.25.1 & React 17.0.1. Version 1.0 - Gatsby 2.21.22 & React 16.12.0.