bbPress vs PunBB
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?
bbPress
Lightweight forum software that integrates with WordPress
VS
PunBB
Fast and lightweight PHP-powered discussion board
| Feature | bbPress | PunBB |
|---|---|---|
| Category | Forums & Community | Forums & Community |
| License | GPL-2.0 | GPL-2.0 |
| Language | PHP | PHP |
| Setup difficulty | Easy | Easy |
| Min. RAM | 256 MB | 128 MB |
| Deployment | bare-metal, source | bare-metal, source |
| GitHub stars | ★ 49 | ★ 197 |
| First released | 2004 | 2003 |
| Replaces | phpBB, vBulletin | phpBB |
Why pick each one
Choose bbPress if…
- Released under the GPL-2.0 license
- Easy to set up — beginner-friendly
- Written in PHP
- Tiny footprint — runs in 256 MB RAM
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
Frequently asked questions
Is bbPress or PunBB better?
Neither is universally better. PunBB has the larger community; both share a easy setup difficulty, so the decision comes down to features and licensing.
Are bbPress and PunBB free and open-source?
Yes. bbPress is licensed under GPL-2.0 and PunBB under GPL-2.0. Both can be self-hosted at no software cost.
Can I run bbPress and PunBB with Docker?
bbPress: check the project docs for container support. PunBB: check the project docs for container support.