Misskey vs OSSN

A side-by-side comparison of two self-hosted social networks options — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
FeatureMisskeyOSSN
CategorySocial NetworksSocial Networks
LicenseAGPL-3.0CAL-1.0
LanguageTypeScriptPHP
Setup difficultyHardMedium
Min. RAM2,048 MB512 MB
Deploymentdocker, bare-metal, sourcebare-metal
GitHub stars★ 11,271★ 1,236
First released20142026
ReplacesTwitter, Tumblr

Why pick each one

Choose Misskey if…

  • Rich, playful feature set
  • Active development
Misskey details

Choose OSSN if…

  • Released under the CAL-1.0 license
  • Active community (1.2k GitHub stars)
  • Written in PHP
  • Lightweight — runs in 512 MB RAM
OSSN details

Frequently asked questions

Is Misskey or OSSN better?

Neither is universally better. Misskey has the larger community, while OSSN is simpler to set up (medium difficulty). Choose based on the comparison table above and your own setup.

Are Misskey and OSSN free and open-source?

Yes. Misskey is licensed under AGPL-3.0 and OSSN under CAL-1.0. Both can be self-hosted at no software cost.

Can I run Misskey and OSSN with Docker?

Misskey: yes. OSSN: check the project docs for container support.

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