Social Network

Gancio is a shared agenda for local communities.

Profile of Socialhome HQ.

BookWyrm is a decentralized social network for tracking your reading, talking about books, writing reviews, and discovering what to read next.

Misskey is an open source, decentralized social media platform that's free forever!

A self-hosted, single-user, ActivityPub powered microblog.

Lemmy

Where ActivityPub developers coordinate their efforts to make the Fediverse a great space for cooperation

CounterSocial - A Next-Gen Social Network. More chat, less asshat.

Trezor hardware wallet community forum

Discover opportunities to collaborate with other professionals - speak on podcasts, beta-test new apps, partner on side projects, and more. You’ll never be bored again. Join today.

The International Flat Earth Research Society - Exposing the Global Conspiracy From Atlantis to Zion

Kubuntu Forums

A web app for Reddit

Overview of alternative open source front-ends for popular internet platforms (e.g. YouTube, Twitter, etc.) - GitHub - mendel5/alternative-front-ends: Overview of alternative open source front-ends...

Bumble has changed the way people date, find friends, and the perception of meeting online, for the better. Women make the first move. On iPhone + Android.

Free tiktok web viewer where you can easily browse users, videos, hashtags and music

Find most popular videos on tiktok related with popular hashtags.

Tildes is a non-profit community site with no advertising or investors. It respects its users and their privacy, and prioritizes high-quality content and discussions.

Saidit.net - say your truth.

A community of leftist privacy and FOSS enthusiasts, run by Lemmy’s developers

A list of free and open source front-ends and alternatives to popular services like like Twitter, Instagram, Reddit and YouTube