Bolt vs Keystone
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?
Bolt
Lightweight and simple CMS built on Symfony
VS
Keystone
Headless CMS framework with a powerful GraphQL API
| Feature | Bolt | Keystone |
|---|---|---|
| Category | Content Management Systems | Content Management Systems |
| License | MIT | MIT |
| Language | PHP | TypeScript |
| Setup difficulty | Medium | Medium |
| Min. RAM | 512 MB | 512 MB |
| Deployment | bare-metal, source, docker | docker, bare-metal, source |
| GitHub stars | ★ 590 | ★ 9,938 |
| First released | 2012 | 2013 |
| Replaces | WordPress, Contentful | Contentful, Strapi |
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
Frequently asked questions
Is Bolt or Keystone better?
Neither is universally better. Keystone has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are Bolt and Keystone free and open-source?
Yes. Bolt is licensed under MIT and Keystone under MIT. Both can be self-hosted at no software cost.
Can I run Bolt and Keystone with Docker?
Bolt: yes. Keystone: yes.