FluxBB vs Phorum

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

Not the right match-up?
FeatureFluxBBPhorum
Deploy effortRead-the-docs projectRead-the-docs project
Health score11 · At risk69 · Good
CategoryForums & CommunityForums & Community
LicenseGPL-2.0PHP-3.01
LanguagePHPPHP
Setup difficultyEasyMedium
Min. RAM128 MB128 MB
Deploymentbare-metal, sourcebare-metal, source
GitHub stars★ 544★ 67
First released20081998
ReplacesphpBBphpBB

What are FluxBB and Phorum?

FluxBB

FluxBB is a fast and lightweight forum application designed to be simpler and quicker than larger forum packages. It focuses on a clean experience for small to medium communities.

  • Very lightweight and fast
  • Clean simple interface
  • Low server requirements
  • Easy to administer

Phorum

Phorum is one of the oldest PHP-based forum applications, designed to be fast and lightweight. It supports modules, custom templates, and email integration for discussions.

  • Lightweight and fast
  • Module and template system
  • Email-to-forum integration
  • Long-established codebase

FluxBB vs Phorum: key differences

Both projects are written in PHP. Licensing differs — GPL-2.0 for FluxBB versus PHP-3.01 for Phorum. Phorum is the more established project (first released 1998), while FluxBB arrived in 2008. FluxBB has the considerably larger community, at 544 GitHub stars versus 67.

Why pick each one

Choose FluxBB if…

  • Released under the GPL-2.0 license
  • Easy to set up — beginner-friendly
  • Written in PHP
  • Tiny footprint — runs in 128 MB RAM

Watch out for

  • Minimal feature set
  • Slow development
FluxBB details

Choose Phorum if…

  • Released under the PHP-3.01 license
  • Written in PHP
  • Tiny footprint — runs in 128 MB RAM

Watch out for

  • Development largely dormant
  • Dated interface
Phorum details

Frequently asked questions

Is FluxBB or Phorum better?

FluxBB is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider Phorum if its specific feature set fits your needs better.

Are FluxBB and Phorum free and open-source?

Yes. FluxBB is licensed under GPL-2.0 and Phorum under PHP-3.01. Both can be self-hosted at no software cost.

Can I run FluxBB and Phorum with Docker?

FluxBB: check the project docs for container support. Phorum: check the project docs for container support.

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