What is Kamal?
A containerized application deployment tool that enables web apps to run across any infrastructure—bare metal, cloud, or hybrid—while maintaining complete freedom to change or combine providers without vendor dependency.
Kamal pricing
We don't have Kamal's full plan breakdown yet (its pricing page resisted automated reading). Here's what we could confirm. Always check live pricing for exact numbers.
Platform & deployment
Independently observed- CLI
- macOS
- Linux
- Cloud / SaaS
- Self-hosted
Security & compliance
Known vulnerabilities: 0 (0 in the last 12 months) sourcea count reflects scale & disclosure, not quality
Kamal FAQ
Common questions about Kamal, answered from independent, dated evidence.
What is Kamal?
A containerized application deployment tool that enables web apps to run across any infrastructure—bare metal, cloud, or hybrid—while maintaining complete freedom to change or combine providers without vendor dependency. It is indexed under Hosting Infrastructure.
Source: https://kamal-deploy.org
Is Kamal free to use?
Kamal is open source, so it can be self-hosted and used at no licence cost. It is released under the MIT licence. Pricing changes often, so verify at source before relying on it.
Source: https://kamal-deploy.org
What platforms does Kamal support?
Kamal supports macOS, Linux and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.
Source: https://kamal-deploy.org
Can Kamal be self-hosted?
Yes. Kamal can be deployed cloud / SaaS and self-hosted, so it does not have to run on the vendor's infrastructure.
Source: https://kamal-deploy.org
Is Kamal open source?
Yes. Kamal is published under the MIT licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.
Kamal alternatives
Other hosting infrastructure we track, ranked by the same independent score.
The vioscaleAI score: one lens on the evidence
Not user reviews and not a paid placement: a confidence-weighted blend of the independent signals below (adoption, activity, security posture, and more), which you can sort and re-weight yourself. Vendors can correct their listing but can never move their rank, and stars are weighted low as a vanity metric. It is one way to read the evidence for Kamal, not the verdict.
| Signal | Score | Weight | Contribution | Evidence |
|---|---|---|---|---|
| Release cadence | 89 | 0.05 | 4.7 | ✓ |
| Development activity | 47 | 0.09 | 4.4 | ✓ |
| Stars | 79 | 0.03 | 2.0 | ✓ |
| Dependent projects | 10 | 0.06 | 0.6 | ✓ |
| Capabilities | 0 | 0.06 | 0.0 | - |
| Integrations | 0 | 0.07 | 0.0 | - |
| Security posture | 0 | 0.12 | 0.0 | - |
| Package downloads | 0 | 0.14 | 0.0 | - |
| Security score | 0 | 0.04 | 0.0 | - |
| Developer Q&A activity | 0 | 0.06 | 0.0 | - |
Computed . Re-weight it by intent, or see the full method.
All data & sourcesshow ↓
Every value we hold, with its source, retrieval date, and confidence. This is the evidence behind the score: don't trust it, verify it.
Activity
| Attribute | Value | Evidence |
|---|---|---|
| Commits last 30d | 29 | mediumsource · 2026-09-08 · 65% |
Adoption
Content
| Attribute | Value | Evidence |
|---|---|---|
| Faq | 5 items | mediumsource · 2026-09-10 · 67% |
Language
| Attribute | Value | Evidence |
|---|---|---|
| Primary | Ruby | highsource · 2026-09-08 · 90% |
License
| Attribute | Value | Evidence |
|---|---|---|
| Spdx | MIT | highsource · 2026-09-08 · 95% |
Pricing
Release
Security
| Attribute | Value | Evidence |
|---|---|---|
| Vulnerabilities | Count: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=rubygems&package_name=kamal&per_page=100 · Last 12m: 0 | highsource · 2026-09-08 · 90% |
Is Kamal the right choice for you?
Tell us the job, the constraints and what you weigh most, and we will rank Kamal against the rest of the hosting infrastructure we index, using the same dated evidence weighted your way.
Free to run, no account needed to start. How the evaluation works
Is this your product?
This profile was built from public sources without asking you. You can take the badge below and use it anywhere, and you can claim the profile to correct anything we got wrong. Both are free, and neither moves Kamal up or down: nobody can buy rank here, including you.
Take the badge
Live, always current, and free to use on your own site. It shows Kamal's independent score and links back to this profile.
<a href="https://www.vioscale.ai/software/kamal" target="_blank" rel="noopener">
<img src="https://www.vioscale.ai/badge/software/kamal.svg" alt="Kamal, verified on vioscaleAI" width="330" height="76" loading="lazy" />
</a>Markdown, for a README →
[](https://www.vioscale.ai/software/kamal)Claim the profile
Verify you control the domain and you can correct the facts, add the sources we should be reading, and see how AI assistants are describing Kamal. Free, and it does not change the score.
- Correct anything wrong, with evidence
- Point our crawler at the pages that matter
- See which AI systems are reading this profile
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