GraphQL - Our API uses GraphQL, powered by Sequelize and PostgreSQL. Understanding how this work is important to contributing to or fixing the majority of the issues on our API. To learn more, check out these tutorials & articles:
NOTE: If you're only contributing frontend code, you don't need to setup the API.
The API setup requires more effort than the frontend, as it requires installing the PostgreSQL and PostGIS extensions. You might experience difficulty setting up the API on a Windows environment. We recommend using a Unix environment.
Just like the front end, we have a separate document for the setup.