Several years ago, Riot.im messenger had a branch called RiotX with some additional features. Then RiotX (or its codebase) became the first version of Element,

Several years ago, Riot.im messenger had a branch called RiotX with some additional features. Then RiotX (or its codebase) became the first version of Element, while the original Riot.im stopped being supported. And this was when Synapse was the only server option and it was a hog for memory.