Facebook made a Twitter (now X) clone (Threads) and has reportedly more users than X now [1]. They have also started a Reddit clone as well now (Forum)[2]. Not sure if that one will be a success as well though, as Reddit isn't loosing users like X is.

[1] https://techcrunch.com/2026/01/18/threads-edges-out-x-in-dai... [2] https://techcrunch.com/2026/05/22/meta-quietly-launches-a-ne...