PunBB vs FUDforum

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?
FeaturePunBBFUDforum
Deploy effortRead-the-docs projectRead-the-docs project
CategoryForums & CommunityForums & Community
LicenseGPL-2.0GPL-2.0
LanguagePHPPHP
Setup difficultyEasyMedium
Min. RAM128 MB256 MB
Deploymentbare-metal, sourcebare-metal, source
GitHub stars★ 199★ 80
First released20032001
ReplacesphpBBphpBB, vBulletin

What are PunBB and FUDforum?

PunBB

PunBB is a lightweight PHP discussion board that emphasizes speed and simplicity over an extensive feature set. It produces standards-compliant, fast-loading pages.

  • Minimal and fast
  • Standards-compliant output
  • Low resource usage
  • Simple administration

FUDforum

FUDforum is a fast, scalable, and highly customizable open-source bulletin board with an integrated mail and news gateway. It handles large user bases and supports multiple database backends.

  • Mail and news gateway
  • Scales to large user bases
  • Multiple database support
  • Theme customization

PunBB vs FUDforum: key differences

Both projects are written in PHP. PunBB is the lighter option, starting around 128 MB of RAM against 256 MB for FUDforum. FUDforum is the more established project (first released 2001), while PunBB arrived in 2003. PunBB has the considerably larger community, at 199 GitHub stars versus 80.

Why pick each one

Choose PunBB 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

  • Very basic feature set
  • Limited active development
PunBB details

Choose FUDforum if…

  • Released under the GPL-2.0 license
  • Written in PHP
  • Tiny footprint — runs in 256 MB RAM
FUDforum details

Frequently asked questions

Is PunBB or FUDforum better?

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

Are PunBB and FUDforum free and open-source?

Yes. PunBB is licensed under GPL-2.0 and FUDforum under GPL-2.0. Both can be self-hosted at no software cost.

Can I run PunBB and FUDforum with Docker?

PunBB: check the project docs for container support. FUDforum: check the project docs for container support.

Which is lighter on resources, PunBB or FUDforum?

PunBB has the smaller minimum footprint at 128 MB of RAM, compared to about 256 MB for FUDforum. Real-world usage depends on library size, user count, and enabled features.

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