phpBB vs Spectrum
A side-by-side comparison of two self-hosted apps from related categories — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
phpBB
Classic free and open-source bulletin board
VS
Spectrum
Open-source platform for building online communities
| Feature | phpBB | Spectrum |
|---|---|---|
| Category | Social Networks | Forums & Community |
| License | GPL-2.0 | BSD-3-Clause |
| Language | PHP | JavaScript |
| Setup difficulty | Easy | Hard |
| Min. RAM | 256 MB | 2,048 MB |
| Deployment | bare-metal, source | docker, bare-metal |
| GitHub stars | ★ 2,090 | ★ 10,837 |
| First released | 2000 | 2017 |
| Replaces | vBulletin, Discourse | Discord, Discourse |
Why pick each one
Choose Spectrum if…
- Released under the BSD-3-Clause license
- First-class Docker support for quick deployment
- Mature project with 10.8k GitHub stars
- Written in JavaScript
Frequently asked questions
Is phpBB or Spectrum better?
Neither is universally better. Spectrum 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 phpBB and Spectrum free and open-source?
Yes. phpBB is licensed under GPL-2.0 and Spectrum under BSD-3-Clause. Both can be self-hosted at no software cost.
Can I run phpBB and Spectrum with Docker?
phpBB: check the project docs for container support. Spectrum: yes.