[buffalobuffalo]

It used webRTC, at least in the early days. Same as Chat Roulette. That was why it was able to scale the way it did.

[JellyYelly]

How? WebRTC came out in 2011 and wasn't even widely supported in web browsers until years later. Omegle came out in 2009, and launched video in 2010.

[buffalobuffalo]

Ah, you're right. The video chat was definitely p2p though, I remember reading about it when it came out. I just tried to check what p2p video chat implementations were available back then, but no luck. Maybe a java plugin?

[est]

A Flash plugin

[pavlov]

Flash.