Unity is what they are using, I just know from seeing it in the browser code and researched it a little last year. https://unity.com/solutions/build-backend. Source: over 1 year ago

I never said that Unreal is bad for non BRs, just that it is very good for BRs. The amount of work they put into making Fortnite work as well as it does puts it way above anything else for large match based shooters. I agree that Unity's old multiplayer code was an absolute mess, and I would have previously suggested using a third party solution. I was saying that I've heard good things about their new multiplayer... Source: about 2 years ago

So, back in early 2022 a Kongregate member and fan Matrix4348 wrote a script that made playing flash games again a possibility at Kongregate.com. Kongai, Kongregate's former flagship game, being a card game I really like, I created a Discord server dedicated to it https://discord.gg/7WZ9kpaT2f which makes it easy to arrange matches with others and organize tournaments. However, if you just want the solution how to... Source: 11 months ago

What happens if you try and play the game from kongregate.com? Source: over 1 year ago

FWIW--- from a really old kongregate.com forum fost:. Source: over 1 year ago

Was probably found on addictinggames.com, kongregate.com, and/or newgrounds.com. Source: over 1 year ago

And there has been someone there to say that for every goof Kong has made in the game for as long as I've been on this subreddit (and the old kongregate.com forums). Source: over 1 year ago