Soooo
Using #ActivityPub and #Matrix we now have distributed/federated alternatives to
X - #Mastodon et al
Instagram - #Pixelfed
goodreads - #Bookwyrm
Tiktok - #Loops (soon)
WhatsApp/Telegram - #Element etc
But is there, or will there ever be a proper #FOSS /#federated alternative to #Snapchat?