YouCORS consists of several main blocks.
It's a web application that allows users to interact with REST API and observe Casters' statuses.
API web server holds data and communicates with WSS and Web clients via API calls. You can find API docs here.
Web socket server holds connections with Web clients and Caster and delivers data between them.
NTRIP casters hold connections with RTK Bases and rovers and communicate with WSS via WebSocket.