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Semgrep
Fast, customizable static analysis for finding bugs and security issues
Semgrep is a lightweight static analysis tool that scans code for security vulnerabilities, bugs, and code quality issues using powerful pattern-matching rules. It supports 30+ languages and integrates seamlessly into CI/CD pipelines, offering both open-source and commercial versions. With its simple YAML-based rule syntax, developers can write custom checks or leverage thousands of pre-built rules from the Semgrep Registry to enforce coding standards across their codebase.
Last updated: July 2026
Key Features
- Pattern-based code scanning across 30+ programming languages
- Custom rule creation with intuitive YAML syntax
- Thousands of pre-built security and code quality rules
- CI/CD integration with GitHub Actions, GitLab, and more
- Fast local scanning with minimal false positives
- Differential scanning to analyze only changed code
Pros
- + Extremely fast performance compared to traditional SAST tools
- + Easy-to-write custom rules without deep AST knowledge
- + Strong open-source community with extensive rule library
- + Privacy-first with local scanning and no code upload required
Cons
- − Advanced features like cross-file analysis require paid plans
- − Learning curve for writing complex multi-pattern rules
- − Language support maturity varies across different ecosystems
User Reviews
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4.2 from 2 reviews
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Kyle M.
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good not great. the CI integration is excellent but I feel like CI integration should be a priority for them
Jun 13, 2026
LM
Laura M.
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huge fan. the CI integration is what got me hooked but the whole experience is really polished
Jan 29, 2026
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