Bluesky

A social network designed to operate without control by a single company, built as a reference implementation of the AT Protocol for distributed social networks.

SlideShare

A social media platform where people share presentations and infographics.

Hugging Face

A machine learning and data science platform and community that helps users build, deploy and train machine learning models.

Mastodon

A decentralized social network running on independent servers and powered by Mastodon open source software.

VK

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

QQ

A Chinese instant messaging software platform.

Google Groups

A Google service that provides discussion groups for people sharing common interests.

Zen

A Russian blogging and media publishing platform.

Steam Community

A social networking site for gamers.

Pixnet

A Taiwanese mobile photo sharing, blogging, and social networking service.

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

Flipboard

A social news aggregator and content discovery platform.

Substack

A social media platform for writers and journalists that supports subscription newsletters and monetization.

HackerOne

A cybersecurity platform that connects businesses with ethical hackers, penetration testers and cybersecurity researchers.

ResearchGate

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

Goodreads

A book-based social media platform owned by Amazon.

Scribd

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

Stack Overflow

A question-and-answer platform for programmers.

Douban

A Chinese social networking site and media database for books, movies, music, and local events.