Anchor CMS vs Piranha CMS
A side-by-side comparison of two self-hosted content management systems options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | Anchor CMS | Piranha CMS |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Health score | 15 · At risk | 84 · Excellent |
| Status | Archived | Actively maintained |
| Category | Content Management Systems | Content Management Systems |
| License | GPL-3.0 | MIT |
| Language | PHP | C# |
| Setup difficulty | Easy | Medium |
| Min. RAM | 128 MB | 512 MB |
| Deployment | bare-metal, docker, source | docker, bare-metal, source |
| GitHub stars | ★ 3,293 | ★ 2,196 |
| First released | 2012 | 2011 |
| Replaces | WordPress | WordPress, Umbraco |
What are Anchor CMS and Piranha CMS?
Anchor CMS
Anchor CMS is a super-simple, lightweight open-source blogging platform and CMS written in PHP. It focuses on minimalism and getting out of the writer's way.
- Minimal and lightweight
- Markdown editing
- Simple theming
- Quick setup
Piranha CMS
Piranha CMS is a lightweight, cross-platform content management system built for ASP.NET Core. It is designed to be embeddable in existing applications or run as a standalone CMS.
- Cross-platform on .NET Core
- Block-based content
- Embeddable in apps
- Lightweight design
Anchor CMS vs Piranha CMS: key differences
The biggest difference is maintenance: Anchor CMS's repository is archived and no longer developed, while Piranha CMS is actively maintained. Anchor CMS is written in PHP, while Piranha CMS is built with C#. Licensing differs — GPL-3.0 for Anchor CMS versus MIT for Piranha CMS. Anchor CMS is the lighter option, starting around 128 MB of RAM against 512 MB for Piranha CMS.
Why pick each one
Choose Anchor CMS if…
- Very lightweight
- Easy installation
Watch out for
- Limited features
- Development inactive
Choose Piranha CMS if…
- Easy to embed in projects
- Modern and lightweight
Watch out for
- Smaller feature set
- Limited theme ecosystem
Frequently asked questions
Is Anchor CMS or Piranha CMS better?
Anchor CMS is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider Anchor CMS if its specific feature set fits your needs better.
Are Anchor CMS and Piranha CMS free and open-source?
Yes. Anchor CMS is licensed under GPL-3.0 and Piranha CMS under MIT. Both can be self-hosted at no software cost.
Can I run Anchor CMS and Piranha CMS with Docker?
Anchor CMS: yes. Piranha CMS: yes.
Which is lighter on resources, Anchor CMS or Piranha CMS?
Anchor CMS has the smaller minimum footprint at 128 MB of RAM, compared to about 512 MB for Piranha CMS. Real-world usage depends on library size, user count, and enabled features.