head to head · open source
checkov vs bernstein
checkov has 9,160 GitHub stars, 1,471 forks, 170 open issues and last shipped 2 days ago. bernstein has 1,206 stars, 186 forks, 368 open issues and last shipped today. checkov leads on adoption by 660% (9,160 vs 1,206 stars). checkov is written in Python under Apache-2.0; bernstein is written in Python under Apache-2.0. checkov has attracted 16% as many forks as stars, bernstein 15%. bernstein was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (compliance), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| checkov | bernstein | |
|---|---|---|
| GitHub stars | ★ 9.2K | ★ 1.2K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Python | Python |
| Last push | 2026-11-12 | 2026-11-14 |
| Forks | ⑂ 1.5K | ⑂ 186 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick checkov if
- You weight community size — 9.2K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick bernstein if
- You want the bernstein feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Python
- You evaluated both and bernstein fits your workflow better
About checkov
Checkov is a static code analysis tool for infrastructure as code (IaC) and also a software composition analysis (SCA) tool for images and open source packages. It scans cloud infrastructure provisioned using Terraform, Terraform plan, Cloudformation, AWS SAM, Kubernetes, Helm charts, Kustomize, Dockerfile, Serverless, Bicep, OpenAPI, ARM Templates, or OpenTofu and detects security and compliance misconfigurations using graph based scanning. It performs Software Composition Analysis (SCA) scanning which is a scan of open source packages and images for Common Vulnerabilities and Exposures (CVEs). Checkov also…
read the full checkov overview →
About bernstein
"To achieve great things, two things are needed: a plan and not quite enough time." attributed to Leonard Bernstein the open source governance layer for AI agents website · docs · install · first run · glossary · limitations · name policy · discord · sponsor 简体中文 · 繁體中文 · 日本語 · 한국어 · हिन्दी · বাংলা · Русский · Español · Português · Deutsch · Français · Italiano · Nederlands · Polski · Svenska · Suomi · Українська · Türkçe · العربية…
read the full bernstein overview →
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Frequently asked questions
Is checkov or bernstein more popular?
checkov has 9,160 GitHub stars and bernstein has 1,206. checkov has the larger community by that measure.
Are checkov and bernstein free?
Both are open source. checkov is licensed under Apache-2.0 and bernstein under Apache-2.0. Neither carries a licence fee.
What is the difference between checkov and bernstein?
checkov is written in Python and bernstein in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, checkov or bernstein?
Choose checkov if you want the larger community (9,160 stars) or its Apache-2.0 licence terms. Choose bernstein if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.