What are the frameworks for a real-time browser game with Node.js on the server?

Question

Node.js

Does anyone know what to look for? HTML and JS on the client, Node.js on the server.
Multiplayer (up to 6 players) fighting game.
From what I found - Pomelo.

Answer 1

Socket.IO, SockJS?
I developed this , I can share my experience, write)

Answer 2

SocketStream - a framework that positions itself as a solution for online games
I've been following it for a year now, my impressions are extremely positive.