Elgg vs Mastodon

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?
FeatureElggMastodon
CategorySocial NetworksSocial Networks
LicenseGPL-2.0AGPL-3.0
LanguagePHPRuby
Setup difficultyMediumHard
Min. RAM512 MB2,048 MB
Deploymentdocker, bare-metal, sourcedocker, bare-metal, source
GitHub stars★ 1,680★ 50,177
First released20042016
ReplacesFacebook Groups, YammerTwitter, X

Why pick each one

Choose Elgg if…

  • Flexible for custom networks
  • Mature codebase
Elgg details

Choose Mastodon if…

  • Large fediverse network
  • Strong moderation features
Mastodon details

Frequently asked questions

Is Elgg or Mastodon better?

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

Are Elgg and Mastodon free and open-source?

Yes. Elgg is licensed under GPL-2.0 and Mastodon under AGPL-3.0. Both can be self-hosted at no software cost.

Can I run Elgg and Mastodon with Docker?

Elgg: yes. Mastodon: yes.

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