Discuz! X vs Lobsters

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?
FeatureDiscuz! XLobsters
CategoryForums & CommunityForums & Community
LicenseGPL-3.0BSD-3-Clause
LanguagePHPRuby
Setup difficultyMediumMedium
Min. RAM512 MB512 MB
Deploymentdocker, bare-metal, sourcebare-metal, source
GitHub stars★ 25★ 4,814
First released20102012
ReplacesphpBB, vBulletinReddit, Hacker News

Why pick each one

Choose Discuz! X if…

  • Released under the GPL-3.0 license
  • First-class Docker support for quick deployment
  • Written in PHP
  • Lightweight — runs in 512 MB RAM
Discuz! X details

Choose Lobsters if…

  • Released under the BSD-3-Clause license
  • Active community (4.8k GitHub stars)
  • Written in Ruby
  • Lightweight — runs in 512 MB RAM
Lobsters details

Frequently asked questions

Is Discuz! X or Lobsters better?

Neither is universally better. Lobsters has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.

Are Discuz! X and Lobsters free and open-source?

Yes. Discuz! X is licensed under GPL-3.0 and Lobsters under BSD-3-Clause. Both can be self-hosted at no software cost.

Can I run Discuz! X and Lobsters with Docker?

Discuz! X: yes. Lobsters: check the project docs for container support.

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