Agent Skills

Trusted skills for AI agents from official vendors and established maintainers. Every skill is attributed to its author, scanned, and comes with install steps for your AI tool.

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5813 skills

  • 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
  • Use when sizing Public Equity Investing positions, finding equity hedges, or building an integrated position-and-hedge risk plan from a listed-equity thesis. Do not use for thesis construction, standalone event underwriting, trade execution, personal investment advice, or credit-instrument risk.

    Business and productivityClaude CodeClaude appsOpenAI Codex+14 more
    Link-onlyLow riskHas scriptsGitHub stars of the source repository7.8k
  • Metric Diagnostics

    OpenAIOfficial

    Diagnose why a metric changed or differs from expectation. Use when the task is to identify likely drivers of a metric movement, anomaly, gap, or discrepancy.

    Data and AIClaude CodeClaude appsOpenAI Codex+14 more
    Link-onlyGitHub stars of the source repository7.8k
  • Comps Valuation

    OpenAIOfficial

    Produce Public Equity Investing comparable-company valuation in report or workbook mode. Use for peer selection, multiple analysis, valuation read-throughs, implied prices, comps dashboards, Excel or Sheets comps, refreshable peer tables, model updates, and comps workbook QA. Do not use for DCF-only, credit-security, or generic market commentary requests.

    Business and productivityClaude CodeClaude appsOpenAI Codex+14 more
    Link-onlyLow riskHas scriptsGitHub stars of the source repository7.8k
  • Payments

    OpenAIOfficial

    Stripe payments integration guidance — native Vercel Marketplace setup, checkout sessions, webhook handling, subscription billing, and the Stripe SDK. Use when implementing payments, subscriptions, or processing transactions.

    Automation and integrationsClaude CodeClaude appsOpenAI Codex+14 more
    Link-onlyGitHub stars of the source repository7.8k
  • Configure automatic conversation capture and routing with Twilio Conversation Orchestrator. Covers Configuration creation, channel capture rules, grouping types, status timeouts, Memory Store linkage, Intelligence linkage, and conversation lifecycle. Use this skill to automatically capture SMS, voice, WhatsApp, RCS, and web chat traffic into unified conversations without manually creating conversations or participants.

    Automation and integrationsClaude CodeClaude appsOpenAI Codex+14 more
    Link-onlyMedium riskGitHub stars of the source repository7.8k
  • Receiving Code Review

    OpenAIOfficial

    A rigorous framework for processing code review feedback with technical verification and objective communication.

    Software developmentClaude CodeClaude appsOpenAI Codex+14 more
    MITGitHub stars of the source repository7.8k