Unity is already a popular choice of engine for multiplayer games, as we mention in our pick of the best game development software. It still has its limits (at 100 players for the built-in networking) but a new software development kit is helping to blast those to smithereens.
MetaGravity's Quark Multiplayer is a networking solution designed to provide an easy, cost-effective and scalable way for developers to build multiplayer games. Unity's development team has been hitting some huge numbers and thinks it can go further (also see our Unity explainer and our Unity 6 review.
