Joining
If you are the admin of a server that supports activitypub relays, you can add this relay to your server.
Mastodon
Mastodon admins can add this relay by adding
https://relay.catboys.science/inboxin their relay settings.
Pleroma
Pleroma admins can add this relay by adding
https://relay.catboys.science/actorto their relay settings.
Others
Consult the documentation for your server. It's likely that it follows either Mastodon or Pleroma's relay formatting.
14 Connected Servers
Plasma Trap~
Running sharkey, version 3.0.0 (compatible; Sharkey 2025.5.2-dev-2+g27f1942; like Akkoma).
Registration is open. Accounts must be approved by an admin.Plasma Trap~'s description:
A improved Sharkey instance, open for everyone. Small, personal, running on dedicated hardware in a home and not owned by a cloud provider.Catgirl Ramblings
Running sharkey, version 3.0.0 (compatible; Sharkey 2025.4.6; like Akkoma).
Registration is open. Accounts must be approved by an admin.Catgirl Ramblings's description:
Fedi instance for Lunya and her friends and catgirls :3Catgirl Ramblings's admin:
@root@sk.lunya.pet
men twinking fr fr
Running sharkey, version 3.0.0 (compatible; Sharkey 2025.5.2-dev+g7715f36; like Akkoma).
Registration is open. Accounts must be approved by an admin.men twinking fr fr's description:
public Sharkey instance for nice people =3
this instance isn't just for twink men, i just thought that this domain name is funny
part of catboys.science initiative
публічний інстанс Sharkey для хороших людей =3
цей інстанс не тільки виключно для твінків, мені просто здалося, що це доменне ім'я кумедне
частина ініціативи catboys.science
emojis:
Capyblobs and Capyblobs2 by AnubiArts
Neocapy by AnubiArtsNanoSocial
Running sharkey, version 3.0.0 (compatible; Sharkey 2025.5.2-dev+g911f90f95a; like Akkoma).
Registration is open. Accounts must be approved by an admin.NanoSocial's description:
Welcome to Nanotrasen! Where work is mandatory, breaks are optional, and nothing ever goes wrong... probably.m0e.space
Running pleroma, version 2.7.2 (compatible; Pleroma 2.10.0-56-gfb6d4fc4-gitlab-mr-iid-4256).
Registration is open. Accounts must be approved by an admin.m0e.space's admin:
qugalet :ua_tryzub: :nomnomnom:
@qugalet@pl.m0e.space
The Wired
Running pleroma, version 2.7.2 (compatible; Pleroma 2.10.0-67-g1c685ea4-develop).
Registration is open. Accounts must be approved by an admin.The Wired's admin:

@admin@the-wired.club
FuzzyFox.social
Running sharkey, version 3.0.0 (compatible; Sharkey 2025.4.6; like Akkoma). Registration is closed
FuzzyFox.social's description:
A semi-private instance for friends who like art, anime, video games, technology, and furry stuff, or any combination of the above. Feel free to message @minneyar if you'd like an account!Queer Coffee Club
Running sharkey, version 3.0.0 (compatible; Sharkey 2025.4.6; like Akkoma). Registration is closed
Queer Coffee Club's description:
A self-hosted instance created by LGBTQIA+ people to be our home on the FediVerse. Our goal is to connect with other wonderful communities, make friends, and have a good time. This instance is a single user instance for two partners, there are no minors on this instance. Please see our rules for more information. All original content posted by users of this instance (not including boosts) remains the property of that user and may not be licensed or distributed to any other entity without expressed written permission. Users retain their right to all ownership and deny any copying, sale, transmission, reproduction, license, or other commercial use of any content published on their account unilaterally. Any unauthorized use of content from this instance will be removed within the law of the state of Colorado. Any deviation from these terms must be provided in written agreement solely from the owner of the account. Instances or bots violating this policy will be defederated.Desperate Sluts
Running hickey, version 3.0.0 (compatible; Sharkey 2025.4.6; like Akkoma). Registration is closed
Desperate Sluts's description:
Please register on desparatesluts.online. This instance has a misspelled domain and will shut down in July.Goob Garden
Running sharkey, version 3.0.0 (compatible; Sharkey 2025.4.4; like Akkoma). Registration is closed
Goob Garden's description:
This is a vanilla Sharkey Instance. It doesn't seem to have a description.theking's private instance
Running sharkey, version 3.0.0 (compatible; Sharkey 2025.4.6; like Akkoma). Registration is closed
theking's private instance's description:
Theking's private sharkey instance!meowing women (was shrimp js and now sharkey edition)
Running sharkey, version 3.0.0 (compatible; Sharkey 2025.4.6; like Akkoma). Registration is closed
meowing women (was shrimp js and now sharkey edition)'s description:
This is a vanilla Sharkey Instance. It doesn't seem to have a description.meowing women (was shrimp js and now sharkey edition)'s admin:
link (t)wink: meme edition :spinny_cat_pan:
@link@js.meowingwo.men
The Awawa Club
Running akkoma, version 2.7.2 (compatible; Akkoma 3.18.1). Registration is closed
The Awawa Club's description:
The Awawa Club - the club for those who awawaThe Awawa Club's admin:

@root@awawa.club
LazyGeek.cafe
Running akkoma, version 2.7.2 (compatible; Akkoma 3.18.1). Registration is closed
LazyGeek.cafe's description:
A single-user Akkoma instance, for a guy who just wants to have a good time and enjoy fedi at his own pace.LazyGeek.cafe's admin:

@johnny@lazygeek.cafe