Showdown is a selfhosted open source web app/server, you can use for remote planning poker® with scrum teams. Try at http://showdown.fly.dev/#/
Migrate frontend from Kotlin React to Compose for Web
you can add your name as an url parameter with "uname", example: http://shwdwn.herokuapp.com/#/room/Testroom?uname=MyName
When the connection to server was lost, the client now automatically tries to reconnect