Bolt vs Keystatic
A side-by-side comparison of two self-hosted content management systems options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | Bolt | Keystatic |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Health score | 80 · Excellent | 83 · Excellent |
| Category | Content Management Systems | Content Management Systems |
| License | MIT | MIT |
| Language | PHP | TypeScript |
| Setup difficulty | Medium | Medium |
| Min. RAM | 512 MB | 256 MB |
| Deployment | bare-metal, source, docker | source, docker |
| GitHub stars | ★ 590 | ★ 2,408 |
| First released | 2012 | 2023 |
| Replaces | WordPress, Contentful | Contentful, Netlify CMS |
What are Bolt and Keystatic?
Bolt
Bolt is an open-source content management tool built on the Symfony framework that strives to be straightforward for editors and flexible for developers. Content types are defined in YAML and rendered with Twig templates.
- YAML content types
- Twig templating
- Symfony foundation
- Clean editor UI
Keystatic
Keystatic is an open-source, Git-based content management system for content authored in Markdown, YAML, and JSON. It provides an editing UI that commits directly to your repository, working well with modern static site frameworks.
- Git-based content
- Markdown and structured data
- Editing UI commits to repo
- Framework integrations
Bolt vs Keystatic: key differences
Bolt is written in PHP, while Keystatic is built with TypeScript. Keystatic is the lighter option, starting around 256 MB of RAM against 512 MB for Bolt. Bolt is the more established project (first released 2012), while Keystatic arrived in 2023. Keystatic has the considerably larger community, at 2,408 GitHub stars versus 590.
Why pick each one
Choose Bolt if…
- Released under the MIT license
- First-class Docker support for quick deployment
- Written in PHP
- Lightweight — runs in 512 MB RAM
Choose Keystatic if…
- Released under the MIT license
- First-class Docker support for quick deployment
- Active community (2.4k GitHub stars)
- Written in TypeScript
Watch out for
- Best with specific frameworks
- Younger project
Frequently asked questions
Is Bolt or Keystatic better?
Neither is universally better. Keystatic has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are Bolt and Keystatic free and open-source?
Yes. Bolt is licensed under MIT and Keystatic under MIT. Both can be self-hosted at no software cost.
Can I run Bolt and Keystatic with Docker?
Bolt: yes. Keystatic: yes.
Which is lighter on resources, Bolt or Keystatic?
Keystatic has the smaller minimum footprint at 256 MB of RAM, compared to about 512 MB for Bolt. Real-world usage depends on library size, user count, and enabled features.