Spotify - Map shows when two people play same song at same time
Sitecake - Drag and drop CMS for HTML websites. It's flat file CMS so it's pretty fast.
SoundCloud - Enjoy music & follow favourite artists
ClassicPress - The WordPress fork. No Gutenberg. Great future!
Last.fm - The world's largest online music service. Listen online, find out more about your favourite artists, and get music recommendations, only at Last.fm
TYPO3 - TYPO3.com - Infos, SLAs, Extended Support Versions and more