Concrete CMS vs Kirby
A side-by-side comparison of two self-hosted content management systems options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
Concrete CMS
In-context editing CMS for marketers and site owners
VS
Kirby
File-based CMS for designers and developers
| Feature | Concrete CMS | Kirby |
|---|---|---|
| Category | Content Management Systems | Content Management Systems |
| License | MIT | MIT |
| Language | PHP | PHP |
| Setup difficulty | Easy | Medium |
| Min. RAM | 512 MB | 256 MB |
| Deployment | docker, bare-metal | docker, bare-metal, source |
| GitHub stars | ★ 850 | ★ 1,527 |
| First released | 2008 | 2012 |
| Replaces | Wix, Squarespace | WordPress, Squarespace |
Why pick each one
Choose Concrete CMS if…
- Very approachable for non-technical editors
- No separate admin needed for content
Frequently asked questions
Is Concrete CMS or Kirby better?
Neither is universally better. Kirby has the larger community, while Concrete CMS is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.
Are Concrete CMS and Kirby free and open-source?
Yes. Concrete CMS is licensed under MIT and Kirby under MIT. Both can be self-hosted at no software cost.
Can I run Concrete CMS and Kirby with Docker?
Concrete CMS: yes. Kirby: yes.