Browser Broadcast Box

A low latency video streaming server and client using WebRTC. It can be deployed on serverless container service like AWS Fargate or Alibaba Cloud Elastic Container Instance. Just pay for the machine time and traffic you use.

The link in the description does not contain any backend. However, you can deploy the backend yourself and use the link to connect to it.

Features

• WHIP/WHEP protocol (compatible with OBS WHIP output)
• Using public IP without STUN server
• Chat using WebRTC DataChannel
• Count of live viewers
• Access HTTP endpoint from HTTPS page

Usage

Local development

Build static files:

npm install
npm run build

Install deno: https://deno.land/manual/getting_started/installation

Run server:

deno task dev

Open http://localhost:11733/backend/ in browser. This page will connect to deno process and handle stream forwarding. During deployment, this page will be opened with headless chromium on the server.

Open http://localhost:11733/ to browse the client.

Environment variables

You can set environment variables in .env or .env.local file.

• BEARER_TOKEN: Required. Secret token.
• PUBLIC_IP: Public IP of the server. If not set, it will be detected automatically on AWS Fargate and Alibaba Cloud ECI.

Stream with OBS

Make sure BEARER_TOKEN is set. On the client page, click the LIVE button, select the service as My Channel, fill in the BEARER_TOKEN, and click the CREATE button. Then you will get a link. Copy the link and paste it to OBS.

Deployments

Server

Build server docker image:

docker compose build

Deploy the image to any serverless container service. Expose port 11733 and all UDP ports.