Is it possible to implement this application in LAN?

[txwei]

I would like to use this application within an intranet where machines have no access to the internet. I've already built a websocket server. How can I modify the code to do this?

[iamyzc]

need https

[tianbin1982]

you need modify the "matches": ["https://www.domain.com/*"] to your domain in manifest.json of the chrome extensions(in installed path).