Fosscord is still a work in progress. If you're an advanced user, read the Documentation for a guide on how to get started.
Community Instances:
fosscord.com
The offical Fosscord instance
Fosscord Staging
Official testing instance
TheArcaneBrony
Instance of TheArcaneBrony
Freecord
24/7 Maintained instance! Friendly user base and a chill place for communities to hangout!
Slowcord
MaddyUnderStars' development instance. 24/7 uptime, data persistence, with many new and not yet merged features.
Fastcord
The best fosscord instance with 24/7 uptime, running under a ZFS Raid running with some goodies :)
N3RDP0RT4L HQ [FTC]
The Offical N3RDP0RT4L HQ Fosscord Instance Mostly for My gitlab/github projects but other uses by others is also openly accepted. (Up as Much as Possible.)