Trail of BitsOfficial

@trailofbits on GitHub

Skills from Trail of Bits’s repositories that passed our trust, licence and security gates. Each keeps its author’s attribution.

Sources and trust

RepositoryTierVerdictAuthorshipCheckedSkills
trailofbits/skillsVendorApproved · created 2026-01-14, pushed 2026-11-06, 8061 starsWritten in-house2026-11-0796

Files are mirrored only where the licence allows redistribution; otherwise we link to the source.

96 published skills

  • Semgrep

    Trail of BitsOfficial

    Orchestrates comprehensive Semgrep security scans with language detection, ruleset selection, and SARIF reporting.

    SecurityClaude CodeClaude appsOpenAI Codex+14 more
    CC-BY-SA-4.0Low riskHas scriptsGitHub stars of the source repository8.1k
  • Ruzzy

    Trail of BitsOfficial

    A coverage-guided fuzzer for Ruby applications and C extensions built on libFuzzer.

    Software developmentClaude CodeClaude appsOpenAI Codex+14 more
    CC-BY-SA-4.0GitHub stars of the source repository8.1k
  • Fuzzing Dictionary

    Trail of BitsOfficial

    A guide to creating and applying fuzzing dictionaries to improve fuzzer coverage for parsers, protocols, and file formats.

    Software developmentClaude CodeClaude appsOpenAI Codex+14 more
    CC-BY-SA-4.0GitHub stars of the source repository8.1k
  • Audit Prep Assistant

    Trail of BitsOfficial

    A comprehensive assistant for preparing codebases for professional security audits.

    SecurityClaude CodeClaude appsOpenAI Codex+14 more
    CC-BY-SA-4.0GitHub stars of the source repository8.1k
  • Trailmark Review Gate

    Trail of BitsOfficial

    Automated structural security gate for detecting regressions in code call graphs and data flow.

    SecurityClaude CodeClaude appsOpenAI Codex+14 more
    CC-BY-SA-4.0GitHub stars of the source repository8.1k
  • C Review

    Trail of BitsOfficial

    Performs automated security reviews for C/C++ codebases to identify memory corruption, integer overflows, and race conditions.

    SecurityClaude CodeClaude appsOpenAI Codex+14 more
    CC-BY-SA-4.0GitHub stars of the source repository8.1k
  • Semgrep Rule Variant Creator

    Trail of BitsOfficial

    Automates the porting of Semgrep rules to new languages through a structured, test-driven workflow.

    SecurityClaude CodeClaude appsOpenAI Codex+14 more
    CC-BY-SA-4.0GitHub stars of the source repository8.1k
  • Patching Bugs

    Trail of BitsOfficial

    A structured workflow for reproducing, patching, and verifying single bugs in a local Git repository.

    Software developmentClaude CodeClaude appsOpenAI Codex+14 more
    CC-BY-SA-4.0GitHub stars of the source repository8.1k
  • Firebase Apk Scanner

    Trail of BitsOfficial

    Automated security scanner for identifying Firebase misconfigurations in Android APK files.

    SecurityClaude CodeClaude appsOpenAI Codex+14 more
    CC-BY-SA-4.0Low riskHas scriptsGitHub stars of the source repository8.1k
  • Cargo Fuzz

    Trail of BitsOfficial

    Standard fuzzing tool for Cargo-based Rust projects using libFuzzer.

    SecurityClaude CodeClaude appsOpenAI Codex+14 more
    CC-BY-SA-4.0GitHub stars of the source repository8.1k
  • Wycheproof

    Trail of BitsOfficial

    Validate cryptographic implementations against a comprehensive collection of known attack vectors and edge cases.

    SecurityClaude CodeClaude appsOpenAI Codex+14 more
    CC-BY-SA-4.0GitHub stars of the source repository8.1k
  • Zeroize Audit

    Trail of BitsOfficial

    Automated security audit tool for detecting missing or compiler-optimized zeroization of sensitive data in C, C++, and Rust codebases.

    SecurityClaude CodeClaude appsOpenAI Codex+14 more
    CC-BY-SA-4.0Low riskHas scriptsGitHub stars of the source repository8.1k
  • Audit Context Building

    Trail of BitsOfficial

    A systematic workflow for mapping codebase architecture, assumptions, and dependencies before beginning a security audit.

    SecurityClaude CodeClaude appsOpenAI Codex+14 more
    CC-BY-SA-4.0Medium riskGitHub stars of the source repository8.1k
  • Agentic Actions Auditor

    Trail of BitsOfficial

    Static security analysis tool for identifying AI agent vulnerabilities in GitHub Actions workflows.

    SecurityClaude CodeClaude appsOpenAI Codex+14 more
    CC-BY-SA-4.0Medium riskGitHub stars of the source repository8.1k
  • Mutation Testing

    Trail of BitsOfficial

    Orchestrates mutation testing campaigns using mewt or muton to identify testing gaps and uncover hidden bugs.

    Software developmentClaude CodeClaude appsOpenAI Codex+14 more
    CC-BY-SA-4.0GitHub stars of the source repository8.1k
  • Atheris

    Trail of BitsOfficial

    A coverage-guided fuzzer for Python code and C extensions based on libFuzzer.

    SecurityClaude CodeClaude appsOpenAI Codex+14 more
    CC-BY-SA-4.0Low riskGitHub stars of the source repository8.1k
  • Trailmark Variant Neighborhood

    Trail of BitsOfficial

    Expands a confirmed vulnerability into a list of graph-derived variant candidates for security review.

    SecurityClaude CodeClaude appsOpenAI Codex+14 more
    CC-BY-SA-4.0GitHub stars of the source repository8.1k
  • Second Opinion

    Trail of BitsOfficial

    Provides independent code reviews for uncommitted changes, branch diffs, and commits using Codex or Antigravity.

    Software developmentClaude CodeClaude appsOpenAI Codex+14 more
    CC-BY-SA-4.0Low riskGitHub stars of the source repository8.1k
  • Devcontainer Setup

    Trail of BitsOfficial

    Automates the creation of standardized, secure development environments using devcontainers.

    Cloud and DevOpsClaude CodeClaude appsOpenAI Codex+14 more
    CC-BY-SA-4.0Medium riskHas scriptsGitHub stars of the source repository8.1k
  • Slicing Code Context

    Trail of BitsOfficial

    A workflow for delegating focused code analysis tasks to subagents using graph-informed source slices.

    Software developmentClaude CodeClaude appsOpenAI Codex+14 more
    CC-BY-SA-4.0Low riskHas scriptsGitHub stars of the source repository8.1k
  • Address Sanitizer

    Trail of BitsOfficial

    Integrate AddressSanitizer (ASan) into your build process to detect memory corruption bugs like buffer overflows and use-after-free errors.

    Software developmentClaude CodeClaude appsOpenAI Codex+14 more
    CC-BY-SA-4.0GitHub stars of the source repository8.1k
  • Cosmos Vulnerability Scanner

    Trail of BitsOfficial

    Automated security scanning for Cosmos SDK modules and CosmWasm contracts to detect consensus-critical vulnerabilities.

    SecurityClaude CodeClaude appsOpenAI Codex+14 more
    CC-BY-SA-4.0GitHub stars of the source repository8.1k
  • Prepare Regression

    Trail of BitsOfficial

    A structured workflow for preparing and documenting source code states to investigate software regressions.

    Software developmentClaude CodeClaude appsOpenAI Codex+14 more
    CC-BY-SA-4.0GitHub stars of the source repository8.1k
  • Gh CLI

    Trail of BitsOfficial

    Enforces the use of the authenticated gh CLI for GitHub interactions instead of unauthenticated fetch methods.

    Software developmentClaude CodeClaude appsOpenAI Codex+14 more
    CC-BY-SA-4.0GitHub stars of the source repository8.1k