Meetup

A social media platform for organizing in-person and virtual events and connecting people who share interests, hobbies, or professions.

Goodreads

A book-based social networking platform owned by Amazon that helps readers discover, organize, and discuss books.

Google Groups

A web-based mailing list and discussion forum platform that enables users to communicate through shared email addresses and web-based discussions.

Steam

A digital distribution platform and online storefront developed by Valve Corporation for purchasing and downloading video games and software.

ResearchGate

A social networking platform for scientists and researchers that enables them to share publications, collaborate with peers, and engage in academic discussions online.

VK

A Russian social media and social networking service that allows users to communicate, share content, and join online communities.

Beehiiv

A newsletter platform that allows creators and brands to publish, distribute, and monetize email publications with integrated website hosting and audience management tools.

Line

A Japanese instant messaging and social networking app often described as a super-app because it integrates services such as a digital wallet, news feed, digital comics, media streaming, and shopping.

Academia

A social networking platform for academics that enables users to share research papers, build professional profiles, and connect with other researchers worldwide.

Flipboard

A social news aggregator and content discovery platform.

Truth Social

An American social media platform owned by Trump Media & Technology Group and primarily oriented toward conservative audiences.

Keybase

A key directory, secure messaging and file sharing platform.

Lemmy

A decentralized social link aggregator platform running on independent servers and powered by the open-source Lemmy software.

Pixelfed

A decentralized social network service for photo sharing powered by Pixelfed open-source software.

Stack Overflow

A question-and-answer platform for programmers where users can ask, answer, and vote on technical questions related to software development.

Strava

A fitness tracking app and community-moderated social network for athletes.

QQ

A Chinese instant messaging software platform.

MeWe

A social networking service that positions itself as a privacy-first, decentralized alternative to mainstream platforms and offers an algorithm-free chronological feed without advertising or behavioral targeting.

Letterboxd

A social cataloging service and film discovery platform that enables users to log, rate, and review films, maintain a personal film diary, create watchlists, and follow other members.

Naver Blog

A free blogging platform operated by the South Korean company Naver.

Quora

A question-and-answer platform where users ask, answer, edit, and organize discussions across a wide range of topics through community-driven knowledge sharing.

Viber

A free, cross-platform instant messaging and calling application owned by Rakuten.

Steam Community

A social networking service integrated with Steam that allows players to connect, communicate, and share gaming-related content.

Last.fm

A music streaming and discovery platform with internet radio and a community for music discussion.

SlideShare

A content-sharing platform for publishing and discovering presentations, infographics, documents, and professional knowledge resources online.