Steam

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

Goodreads

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

SlideShare

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

Google Groups

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

Scribd

A digital document library and reading subscription service that provides access to millions of e-books, audiobooks, magazines, and user-uploaded documents.

Xing

A German career-oriented social networking platform focused on professional connections across industries mostly in the German-speaking market.

Flipboard

A social news aggregator and content discovery platform.

Beehiiv

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

Snapchat

A messaging and social networking app that lets users send photos and videos ("Snaps") that disappear after being viewed by default.

Stack Overflow

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

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.

WeChat

A Chinese instant messaging, social media, and mobile payment app that has evolved into a super-app combining communication, commerce, and everyday services.

Meetup

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

Product Hunt

A platform for discovering and sharing new technology products, including apps, tools, and services.

Last.fm

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

Strava

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

Yelp

An American crowd-sourced review platform where users publish ratings and written feedback about local businesses.

A Chinese microblogging and social networking platform focused on short-form posting, media sharing, livestreaming, and public discussions.

Gitter

An open-source chat and networking platform for software developers based on the Matrix protocol.

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.

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.

OK.ru

A Russian social networking service with more than 300 million registered users.

Viadeo

A French career-oriented social networking platform, now owned by Le Figaro.

Nostr

An open protocol that enables global, decentralized, and censorship-resistant social media.