nk.pl (2006 polish facebook) (note: it was made to found old people from schools in Poland or something I never use it)
Gadu-Gadu or gg in short (2000 polish version of msn messenger) (note: it was like msn messenger but in poland today this thing exist but it’s full of pedos and weird people so I don’t recommend you going to this)
ios 6 game center (I don’t know if there’s a jailbreak or something that allows to use ios 6 game center or is it normally functioning or completely dead)
sony sketch (drawing app) (I think servers of this app got shot down in 2019 or something and I wish there could be something like a replacement server for this app to relive the community of sony sketch)
let me know any other things that I completely missed because I don’t know
(copy from spacehey things that I wish there could be revival remake etc - Web, HTML, Tech Forum | SpaceHey)