I'm probably not the only one who thought this was about Supaplex https://supaplex.me/ https://supaplex.me/ - .a popular extended boulderdash clone - because of

I'm probably not the only one who thought this was about Supaplex https://supaplex.me/ https://supaplex.me/ - .a popular extended boulderdash clone - because of the term 'Multiplayer' before clicking the link. For those who didn't know, the dos game is now freeware and there is a reverse engineered open source multi-platform port. There is no multiplayer mod, yet.