bbPress vs Phorum
A side-by-side comparison of two self-hosted forums & community options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | bbPress | Phorum |
|---|---|---|
| Deploy effort | Read-the-docs project | Read-the-docs project |
| Health score | 62 · Good | 69 · Good |
| Category | Forums & Community | Forums & Community |
| License | GPL-2.0 | PHP-3.01 |
| Language | PHP | PHP |
| Setup difficulty | Easy | Medium |
| Min. RAM | 256 MB | 128 MB |
| Deployment | bare-metal, source | bare-metal, source |
| GitHub stars | ★ 49 | ★ 67 |
| First released | 2004 | 1998 |
| Replaces | phpBB, vBulletin | phpBB |
What are bbPress and Phorum?
bbPress
bbPress is lightweight, open-source forum software built by the WordPress team that adds discussion boards to any WordPress site. It supports topics, replies, moderation, and user roles within the WordPress admin.
- Native WordPress integration
- Topics and replies
- Role-based moderation
- Plugin extensible
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
bbPress vs Phorum: key differences
Both projects are written in PHP. Licensing differs — GPL-2.0 for bbPress versus PHP-3.01 for Phorum. Phorum is the lighter option, starting around 128 MB of RAM against 256 MB for bbPress. Phorum is the more established project (first released 1998), while bbPress arrived in 2004.
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 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
Frequently asked questions
Is bbPress or Phorum better?
Neither is universally better. Phorum has the larger community, while bbPress is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.
Are bbPress and Phorum free and open-source?
Yes. bbPress is licensed under GPL-2.0 and Phorum under PHP-3.01. Both can be self-hosted at no software cost.
Can I run bbPress and Phorum with Docker?
bbPress: check the project docs for container support. Phorum: check the project docs for container support.
Which is lighter on resources, bbPress or Phorum?
Phorum has the smaller minimum footprint at 128 MB of RAM, compared to about 256 MB for bbPress. Real-world usage depends on library size, user count, and enabled features.