Flarum vs phpBB

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

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FeatureFlarumphpBB
CategorySocial NetworksSocial Networks
LicenseMITGPL-2.0
LanguagePHPPHP
Setup difficultyMediumEasy
Min. RAM512 MB256 MB
Deploymentdocker, bare-metal, sourcebare-metal, source
GitHub stars★ 6,739★ 2,090
First released20152000
ReplacesphpBB, vBulletinvBulletin, Discourse

Why pick each one

Choose Flarum if…

  • Fast and clean interface
  • Easy to extend
Flarum details

Choose phpBB if…

  • Runs on basic shared hosting
  • Decades of stability
phpBB details

Frequently asked questions

Is Flarum or phpBB better?

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

Are Flarum and phpBB free and open-source?

Yes. Flarum is licensed under MIT and phpBB under GPL-2.0. Both can be self-hosted at no software cost.

Can I run Flarum and phpBB with Docker?

Flarum: yes. phpBB: check the project docs for container support.

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