Semgrep
Open-source static analysis tool that scans code for bugs and security issues across 30+ languages.
How the 8.0 was reached
- Quality of output8/10
16,793 GitHub stars, an actively maintained project, LGPL-2.1 licence; improvement figures for the paid platform are vendor claims. github.com
- Ease of use8/10
Runs in IDE, pre-commit and CI/CD, analyzes code locally, supports 30+ languages with rules working out of the box; docs exist. github.com
- Pricing value8/10
Open-source under LGPL-2.1 and a free edition exist; paid tier prices are not shown. github.com
- API and integration quality8/10
Python and TypeScript SDKs, a CLI, a rule Playground and CI/CD integrations are documented. docs.semgrep.dev
- Solves the problem it claims to solve8/10
16,793 stars and recent activity show wide adoption of it as a static analysis tool; core claim delivered. github.com
8.0/10 is the mean of the 5 criteria that apply. Scored on the five-criteria rubric v1, 29 September 2026. How scoring works
Pricing
- Open source under LGPL-2.1
- CLI, IDE, pre-commit and CI/CD use
- AppSec Platform with SAST, SCA and Secrets
- Prices not shown on pages reviewed
Key Features
- Support for 30+ languages
- Runs in IDE, pre-commit and CI/CD
- Code analyzed locally by default
- 20,000+ proprietary rules in the paid platform
- Python and TypeScript SDKs and an online rule Playground
Pros & Cons
Pros
- 16,793 GitHub stars and active maintenance
- Free edition and open-source engine
- Rules work out of the box and docs exist
- Documented SDKs, CLI and CI/CD integrations
Cons
- Paid tier prices are not shown
- The improvement figures (25% fewer false positives, 250% more true positives) are vendor claims
- Some advanced features sit in the paid platform
Semgrep is a strong pick for developers and security teams who want fast, local code scanning that fits CI. Teams that need firm budget numbers for the paid tier will have to contact the vendor. The free edition is a low-risk place to start.
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