ANTI–MASS: Methods of Organization for collectives
https://joinmastodon.org
https://friendi.ca/
https://pixelfed.org/
https://joinpeertube.org/
https://element.io/
https://conversations.im/
https://nextcloud.com/
https://funkwhale.audio/
https://jitsi.org/
https://bigbluebutton.org/