Welcome to Collab-Note-YJS !!!

Collab-Note-YJS is a multi-repo project which divided by two repositories (frontend and backend). This repository is the backend part.

Deployed app

You can access deployed project from here!

⚠️ CAUTION!!!

*.herokuapp.com domain is included in Public Suffix List and app in the domain are generally prevented from setting Cookies (see here). Now Collab-Note-YJS is deployed in the *.herokuapp.com domain and meets lower security level than when using Cookies.

So please do NOT write secure information in this app.

Tech stack

• TypeScript
• Express
  • web server
• ws
  • websocket server
• Yjs
  • implementation of CRDT(Conflict-free Replicated Data Type)
  • core technology of collaborative functionality
• PostgreSQL
• knex
  • query builder for JavaScript
• Redis
• jest
  • testing library for JavaScript

Related repositories

• collab-note-yjs-client
  • The frontend of the entire project.
• sample-dnd
  • If possible, I'd like to combine this to frontend code.

Reference

kapv89/yjs-scalable-ws-backend was really helpful for me to construct websocket server and yjs persistence system. Thanks a lot!