Single Instance view
Name Fosstodon
Languages English (en)
Users 62,707
Active users (last month) 7,308
Active users (last six months) 10,588
Characters per post (max) 500
Known instances 75,175
First sight Not available
Last successful check Oct 17, 2026 UTC
Noxious No
New No
Software Mastodon 4.7.3
Registrations Closed
E-mail mail@fosstodon.org
Meta’s Threads moderation Unknown (this instance is not listed in the Anti-Meta Fedi Pact list), and its list of moderated instances is not accessible.
Most used hashtags (last week) FensterFreitag, Tesla, WindowFriday, VendrediLecture, TOTP, JukeboxFridayNight, FurSuitFriday, FootpathFriday, LetterboxdFriday, FortnightFridayMusic
Short description
Fosstodon is an invite only Mastodon instance that is open to those who are interested in technology; particularly free & open source software.
If you wish to join, contact us for an invite.
If you wish to join, contact us for an invite.
Long description
Proudly powered by Fastly
We've teamed up with Fastly to provide both CDN and DDoS mitigation to our users, improving both performance and uptime.
Huge thanks to the team at Fastly for supporting Fosstodon.
Code of Conduct
The code of conduct at Fosstodon can be simply summarised as "don't be a jerk". However, if you need more detail as to what we consider unacceptable behaviour, please take a look at our code of conduct.
Support Fosstodon
If you enjoy your time on Fosstodon and want to support what we're doing here, you can do so in a number of ways. To find out how, use the link below:
https://hub.fosstodon.org/support
Fosstodon Hub
We have created a mini-site called the Fosstodon Hub. It contains useful information about Fosstodon in the form of a blog.
https://hub.fosstodon.org
Longevity and Fosstodon
One of the issues with a federated social network like Mastodon is users need to be sure their instance isn’t going to disappear overnight. This has happened a number of occasions we've seen, and we want to ease your mind in that regard should you choose Fosstodon.
Our Commitment to You
We've teamed up with Fastly to provide both CDN and DDoS mitigation to our users, improving both performance and uptime.
Huge thanks to the team at Fastly for supporting Fosstodon.
Code of Conduct
The code of conduct at Fosstodon can be simply summarised as "don't be a jerk". However, if you need more detail as to what we consider unacceptable behaviour, please take a look at our code of conduct.
Support Fosstodon
If you enjoy your time on Fosstodon and want to support what we're doing here, you can do so in a number of ways. To find out how, use the link below:
https://hub.fosstodon.org/support
Fosstodon Hub
We have created a mini-site called the Fosstodon Hub. It contains useful information about Fosstodon in the form of a blog.
https://hub.fosstodon.org
Longevity and Fosstodon
One of the issues with a federated social network like Mastodon is users need to be sure their instance isn’t going to disappear overnight. This has happened a number of occasions we've seen, and we want to ease your mind in that regard should you choose Fosstodon.
Our Commitment to You
Instance rules
- DO NOT disparage individuals or groups
- DO NOT use slurs
- DO NOT harass
- DO NOT knowingly post misleading information
- DO NOT participate in engagement that is intended to antagonize, inflame, or cause confrontation.
- DO NOT post adult or age-restricted content. This includes nudity and other sexualized or violent content.
- DO NOT post commercial promotions, or advertise
- DO NOT use automated tools to post without also monitoring and/or interacting from your account.
- ⚠️ The following rules govern the conduct of local accounts belonging to members of Fosstodon. Use other categories for remote accounts on other servers.
Moderated instances [?]
Not available
Instances certainly moderating this instance [?]
- artisan.chat: limitation
- bdsm-jp.club: limitation
- cutie.city: limitation
- eldritch.cafe: suspension
- fandom.garden: limitation
- furry.community: suspension
- fv.technogothic.net: limitation
- h-i.social: limitation
- jubi.life: suspension
- koehlercode.dev: limitation
- m.noxie.ch: suspension
- masto.nd2.uk: suspension
- mastodon.art: suspension
- mastodon.balamb.fr: limitation
- mastodon.koehlercode.dev: limitation
- mastodon.yurialbuquerque.dev: suspension
- monads.online: suspension
- monsterfuckers.online: suspension
- myasstodon.xyz: suspension
- mytter.jp: suspension
- niagara.social: limitation
- octodon.social: limitation
- polyglot.city: limitation
- rage.love: suspension
- religion.masto.host: limitation
- simcha.lgbt: suspension
- strangeobject.space: limitation
- wolfbunny.lgbt: suspension
- writeout.ink: limitation
- zeal.center: limitation
Admin account Opted out of search engines indexing
Date of creation Not available
Display name Not available
Bio
Not available
Statistics
Last 12 weeks activity (totals: 140296 statuses, 66594 logins, 87 registrations)
| S: 12793 L: 5709 R: 8 | S: 12493 L: 5707 R: 5 | S: 12334 L: 5695 R: 9 | S: 11780 L: 5671 R: 1 | S: 12913 L: 5753 R: 4 | S: 13004 L: 5802 R: 19 | S: 13059 L: 5806 R: 7 | S: 12650 L: 5734 R: 14 | S: 12736 L: 5710 R: 16 | S: 11976 L: 5690 R: 3 | S: 12738 L: 5775 R: 1 | S: 1820 L: 3542 R: 0 |
Last checks (green: OK; red: KO)
| 10/10/26, 2:20:02 AM UTC | 10/11/26, 1:36:55 AM UTC | 10/12/26, 1:29:55 AM UTC | 10/13/26, 1:47:59 AM UTC | 10/14/26, 1:34:33 AM UTC | 10/15/26, 1:03:19 AM UTC | 10/16/26, 2:09:52 AM UTC | 10/17/26, 1:21:10 AM UTC |
Succesful checks: 1499/1500 (99.93%)