Server Fault - Server Fault is a Q&A site for system administrators and IT professionals that's free.
Facebook - Connect with friends, family and other people you know. Share photos and videos, send messages and get updates.
Ureka - We collect, organize, and elegantly display customer testimonials.
X (Twitter) - Connect with your friends and other fascinating people. Get in-the-moment updates on the things that interest you. And watch events unfold, in real time, from every angle.
Mastodon - Mastodon is a decentralized, open source social network. This is just one part of the network, run by the main developers of the project It is not focused on any particular niche interest - everyone is welcome!
Reddit - Reddit gives you the best of the internet in one place. Get a constantly updating feed of breaking news, fun stories, pics, memes, and videos just for you.