Main sites:

Tumblr | Instagram | Pillowfort | Twitter | Mastodon | Vent (ask) | Dreamwidth | Pixelfed

Question sites:

CuriousCat | Sarahah | Tellonym

Tracking sites:

My Anime List | My Video Game List | Backloggery | Goodreads | Rate Your Music | AniList | Kitsu | The StoryGraph | Anime Planet | Library Thing

Gaming:

Steam: cathugger | PS4: huggerofcats | Discord: Sleepy#3860 | Battle.net: Sleepy#12202