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semgrep-rule-creator - Semgrep Rule Creator

Creates custom Semgrep rules for detecting security vulnerabilities and code patterns

Tags

Updated: 2026-03-22

Capabilities

Typical Inputs

Typical Outputs

What this skill does

  • create Semgrep rules
  • write taint mode rules
  • write pattern matching rules
  • write test cases
  • analyze AST structure
  • optimize rules

Inputs

  • codebase
  • security vulnerability
  • bug pattern
  • code pattern
  • coding standard

Outputs

  • Semgrep rule YAML file
  • test file
  • test results
  • optimized rule file

Requirements

  • Semgrep installation
  • Web access for documentation
  • file system access

Source

  • Spec: SKILL.md
static analysis
security
Semgrep
vulnerability detection
code patterns
create Semgrep rules
write taint mode rules
write pattern matching rules
write test cases
codebase
security vulnerability
bug pattern
Semgrep rule YAML file
test file
test results