Sitecake - Drag and drop CMS for HTML websites. It's flat file CMS so it's pretty fast.
DeviantArt - deviantART was created to entertain, inspire, and empower the artist in all of us.
ClassicPress - The WordPress fork. No Gutenberg. Great future!
Spotify - Map shows when two people play same song at same time
TYPO3 - TYPO3.com - Infos, SLAs, Extended Support Versions and more
SoundCloud - Enjoy music & follow favourite artists