What I know of:

  • Mastodon;
  • Bluesky;
  • 4Chan;
  • Reddit;
  • Twitter.

Anything else?

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[–] 3 points 11 months ago

When I asked a similar question about old forum websites a while back, someone mentioned the Somethingaweful forum as still being active.

There's probably a ton of NSFW sites with forums that are barely active.

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