Security
Security agent skills give AI agents disciplined security workflows: code review for vulnerabilities, secret handling, dependency audits, and hardening checklists. Every skill on SkillMD also passes its own safety review before listing, with capability flags shown on each page.
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anysiteio Bundle Skill AuditRead-only static security audit of Claude Code skills, commands, and plugins. Analyzes SKILL.md frontmatter, body content, supporting scripts, and hooks for security risks. Use this skill when the user asks to "audit a skill", "review skill security", "check SKILL.md for risks", "scan a plugin for dangerous patterns", "verify skill safety", "check skill permissions", "analyze skill hooks", "audit a skill from GitHub", "review a remote skill", "check a skill by URL", or needs a security assessment of any Claude Code skill, command, or plugin before enabling it.
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anysiteio Skill Anysite Crm AuditRead-only data quality audit of the connected CRM - field completeness per mapped property, duplicate candidates, stale records, enrichability estimate. Produces a report and a concrete fix plan, never writes anything - run it first when you don't yet know what's broken; the actual fixing happens in anysite-crm-enrich. Use when the user asks "what's the state of my CRM", wants a data quality report, duplicate check, or a safe first run after connecting a CRM. Requires an active CRM connection.
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anysiteio Skill Anysite Competitor AnalyzerDeep competitive intelligence combining web scraping, LinkedIn data, social media monitoring, leadership analysis, GitHub activity, Glassdoor sentiment, and community insights. Analyzes founders/C-level profiles, tracks real-time signals vs quarterly reports, and creates comprehensive competitor profiles. Use for a DEEP DOSSIER ON ONE named competitor - leadership/founder profiling, product/pricing teardown, strategic threat assessment of a single company. For tracking a landscape of several competitors over time use anysite-competitor-intelligence; for CRM-tied displacement lists use anysite-crm-competitor-intel.
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damusix Bundle PostgresComprehensive PostgreSQL reference for developers and DBAs covering versions 14–18. Use whenever the user asks about PostgreSQL syntax, DDL/DML/DQL, joins, LATERAL, CTEs, window functions, GROUPING SETS, DISTINCT ON, RETURNING, ON CONFLICT, PL/pgSQL, functions, procedures, triggers, views, materialized views, indexes (B-tree/GIN/GiST/BRIN/Hash/Bloom), MVCC, VACUUM, autovacuum, WAL, TOAST, partitioning, replication (streaming/logical), backup, PITR, HA (Patroni/repmgr), pgBouncer, EXPLAIN ANALYZE, RLS, roles, extensions (pgvector, PostGIS, TimescaleDB, Citus, pg_trgm, pg_cron), JSON/JSONB, full-text search, UUID, timestamptz, COPY, system catalogs, collations, large objects, cursors, GUC, or any Postgres administration, performance, security, replication, backup, or recovery topic.
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damusix Bundle Postgres Writing GuidelinesUse when writing or reviewing PostgreSQL/PL-pgSQL, designing table schemas, writing functions and procedures, building migrations, defining domains, or architecting a Postgres application database. Also use when writing RAISE EXCEPTION patterns, BEFORE/AFTER triggers for cross-table constraints, base/subtype hierarchies, composite key designs, row-level security policies, or idempotent DDL scripts. If you are touching Postgres for an application database, use this skill. PostgreSQL-specific — examples will not run on other engines.
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danieldekay Bundle AI Assisted Workspace SetupDiagnose a machine and set up a developer environment with VS Code, GitHub Copilot, Node.js, and Python. Supports use-case-specific tracks: data science (Python/R), AI-assisted development, web development, and general programming. Installs packages per use case with reporting from Markdown to Quarto. Use when: setting up a new machine, onboarding a developer, bootstrapping a dev environment, data science environment, R setup, Python data science, Quarto, Jupyter, AI dev environment, checking what is installed, detecting package managers, checking user permissions, OS detection, Windows/Mac/Linux setup, environment audit.
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damusix Bundle Optimize Skill InstructionsReview and improve your SKILL.md with actionable recommendations. Reads skill bundle, validates syntax and references, explains rubric, shows before/after scores. Use when reviewing skill quality, improving a SKILL.md file, checking scoring dimensions and quick wins, auditing progressive disclosure and orphaned bundle files, generating improvement recommendations, running a post-edit quality audit, creating approval-gated change proposals, or automating the skill review workflow. For the full optimization cycle (review + evals + improve), use `optimize-skill-performance-and-instructions`.
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unix2dos Bundle UI UX AuditorOnly invoke when explicitly requested via "UI审查"、"设计审计"、"@ui-ux-auditor" or "design audit". Do NOT auto-trigger.
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unix2dos Bundle Go Code ReviewUse when reviewing Go code for performance, concurrency safety, security vulnerabilities, or readability issues
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micaelmalta Bundle Security ReviewerReview code and design for security vulnerabilities and insecure patterns. Use when the user asks for a security review, security audit, find vulnerabilities, or when assessing auth, crypto, input handling, or exposure of sensitive data.
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superamped Skill Conversion AuditUse this skill to run a scored 53-point conversion audit covering customer focus, narrative, copy, design, calls to action, and proof. Trigger it when a landing, sales, product, or ad destination page needs diagnosis, pre-launch review, or prioritized conversion fixes.
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el-feo Bundle Review Ruby CodeComprehensive Ruby and Rails code review using Sandi Metz rules and SOLID principles. Analyzes changed files in current branch vs base branch, runs rubycritic and simplecov, identifies OOP violations, Rails anti-patterns, security issues, code smells, and test coverage gaps. Outputs REVIEW.md with VSCode-compatible file links. Use when reviewing Ruby/Rails code, conducting code reviews, checking for design issues, pull request review, code quality analysis, or when user mentions Sandi Metz, POODR, 99 Bottles, SOLID, Law of Demeter, or "Tell Don't Ask".
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ericosiu Bundle Cold Outbound OptimizerDesign, analyze, and optimize cold outbound email campaigns for Instantly. Handles end-to-end ICP definition, expert panel scoring (recursive to 90+), sequence copywriting, infrastructure audit, capacity planning, and implementation docs. Use when asked to build cold outbound sequences, optimize cold email, analyze outbound campaigns, build sales sequences, build Instantly sequences, create cold outbound strategies, or design email campaigns. Supports both "start from scratch" and "optimize existing" modes.
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b-open-io-bsv-skills Bundle Review Script TemplateThis skill should be used when the user asks to "review a script template", "audit a template", "check template implementation", "validate ts-templates code", or mentions reviewing BitCom templates like AIP, MAP, SIGMA, BAP. Validates ScriptTemplate implementations against best practices.
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endorlabs Skill EndorMain Endor Labs security router. Use when the user says "endor", "endor labs", or asks a general security question without specifying a particular endor command. Routes ambiguous requests like "check my security", "help with this dependency", or "what security tools are available" to the right specialized skill. Do NOT use when the user names a specific command like /endor-scan, /endor-check, /endor-fix, etc. — those skills handle themselves directly.
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endorlabs Skill Endor FixRemediate security vulnerabilities by finding safe upgrade paths. Use when the user says "fix this vulnerability", "how do I fix CVE-XXXX", "remediate this finding", "patch this vuln", "endor fix", or wants step-by-step fix instructions for a specific CVE, finding, or vulnerable package. Can apply fixes automatically. Do NOT use for general scanning (/endor-scan) or just viewing vulnerability info (/endor-explain).
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endorlabs Skill Endor HelpQuick reference for all available Endor Labs commands. Use when the user says "endor help", "what commands are available", "endor usage", "what can endor do", or wants to discover available security scanning capabilities. Do NOT use when the user already knows which specific command they want — route to that skill directly.
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endorlabs Skill Endor ScanFast security scan of the current repository using Endor Labs. Use when the user says "scan my code", "quick scan", "endor scan", "scan this repo", "run a security scan", or wants a rapid overview of vulnerabilities, secrets, and SAST issues. Also handles incremental PR scans when user mentions "just my changes" or "PR scan". Do NOT use for deep reachability analysis (/endor-scan-full) or checking a single package (/endor-check).
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endorlabs Skill Endor ScoreEvaluate open source package health before adoption. Use when the user says "should I use this package", "is lodash well-maintained", "endor score express", "package health", "compare lodash vs underscore", "evaluate this dependency", or wants activity, popularity, security, and quality scores. Do NOT use for checking known CVEs in a package (/endor-check) or scanning the whole repo (/endor-scan).
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endorlabs Skill Endor PolicyCreate and manage Endor Labs security policies for automated enforcement. Use when the user says "create a policy", "block critical vulns", "endor policy", "security gate", "enforcement rules", "exception policy", or wants to define rules for blocking PRs, requiring reviews, or enforcing security standards. Do NOT use for one-time PR review (/endor-review) or viewing findings (/endor-findings).
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endorlabs Skill Endor ReviewPre-PR security review of your current branch or git diff. Use when the user says "review my changes", "ready to merge", "pre-PR check", "security review before PR", "endor review", or is about to create a pull request. Runs dependency checks, SAST, secrets detection, and license compliance as a security gate. Do NOT use for scanning repos outside the current branch (/endor-scan) or checking individual packages (/endor-check).
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endorlabs Skill Endor ExplainGet detailed information about a specific CVE or security finding. Use when the user says "what is CVE-2024-XXXXX", "explain this vulnerability", "tell me about GHSA-...", "endor explain", "finding details", or wants to understand severity, impact, attack vectors, and affected versions for a specific issue. Do NOT use for fixing a vuln (/endor-fix) or listing all findings (/endor-findings).
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endorlabs Skill Endor FindingsDisplay and filter security findings from Endor Labs. Use when the user says "show findings", "list vulnerabilities", "what did the scan find", "endor findings", "show me critical reachable vulns", or wants to browse/filter results after a scan. Supports filtering by severity, reachability, category (vuln/sast/secrets/license). Do NOT use for running a new scan (/endor-scan) or explaining a specific CVE (/endor-explain).
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endorlabs Skill Endor GhactionsScan a repository's GitHub Actions workflows for insecure patterns and vulnerable third-party action versions using Endor Labs. Use when the user says "scan GitHub Actions", "workflow security", "endor ghactions", "insecure CI workflow", "vulnerable action version", "harden my GHA workflows", or focuses on `.github/workflows` without asking for a full dependency or secrets scan. Do NOT use for combined supply chain reports (/endor-supply-chain), generic quick scans (/endor-scan), adding Endor to pipelines (/endor-cicd), or dependency-only checks (/endor-check).
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endorlabs Skill Endor Scan FullComprehensive security scan with full reachability analysis. Builds call graphs to determine which vulnerabilities are actually exploitable in your code. Use when the user says "full scan", "deep scan", "reachability scan", "which vulns are actually reachable", "endor scan full", or before a release. Takes 2-5 minutes. Do NOT use for quick daily scans (/endor-scan) or checking individual packages (/endor-check).
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jochenyang Skill Claude AuditAudit all .claude/*.md files for redundant instructions, verbose phrasing, and content that could move to memory. Use when user wants to optimize their Claude configuration rules.
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jochenyang Skill Skills AuditList all installed skills with line counts and analyze for improvement opportunities. Use when user wants to review, optimize, or clean up their skill collection.
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jochenyang Bundle Quality AssuranceComprehensive code quality assurance covering code review, testing strategies, and security auditing. Identifies bugs, vulnerabilities, performance issues, and maintainability problems. Use when user asks to review code, audit security, write tests, or improve code quality. Follows OWASP and industry best practices.
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botlearn-ai Bundle Botlearn Healthcheckbotlearn-healthcheck — BotLearn autonomous health inspector for OpenClaw instances across 5 domains (hardware, config, security, skills, autonomy); triggers on system check, health report, diagnostics, or scheduled heartbeat inspection.
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microsoft Skill Channel AuditAudit Teams channels across your teams — identify inactive channels, low‑engagement conversations, channels with no recent posts, and recommend cleanup actions.
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fujigo-software Bundle SecurityApplication security best practices and patterns
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ihj04982 Skill Security ReviewUse this skill when adding authentication, handling user input, working with secrets, creating API endpoints, or implementing payment/sensitive features. Provides comprehensive security checklist and patterns. Includes pre-commit checklist (formerly security-guidelines).
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musserlab Bundle Audit ScriptSystematic audit of data analysis scripts for bugs, analytical reasoning, data handling, style, and reproducibility. Includes domain verification phase that researches tools, file formats, and methods to catch domain-specific errors (not just code bugs). Use when auditing a script, reviewing code for correctness, checking for bugs, preparing a script for publication, or when the user says "audit this script", "review this code", "check this for bugs", or "is this script correct". Three modes: thorough (collaborative section-by-section), fast (Claude-driven with discussion), and report-only. Do NOT load for quick one-off questions about a single line or function.
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musserlab Bundle Audit SkillsAudit Claude Code skills for bloat, trigger accuracy, structural quality, redundancy, and pruning opportunities. Use when skills feel bloated, before publishing to lab repo, after building several new skills, when reviewing a single newly-created skill before publishing, or when the user says "audit my skills", "review skills", "check skill quality", "audit this skill", or invokes /audit-skills. Covers both user-level (~/.claude/skills/) and project-level (.claude/skills/) skills, and supports both full-library scans and single-skill reviews. Do NOT load for auditing data analysis scripts (use /audit-script) or project documentation (use /audit-project).
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musserlab Skill Audit ProjectPeriodic project health check - cross-check docs, prune conventions, find drift. Use when project documentation feels stale, before milestones, or when CLAUDE.md is getting long. Do NOT load for auditing skills (use /audit-skills) or data analysis scripts (use /audit-script).
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musserlab Bundle Security SetupConfigure and manage Claude Code security protections for sensitive files, credentials, and data. Use when the user invokes /security-setup to set up or modify protections against unauthorized file access, credential exposure, or sensitive data leaks.
Frequently asked questions
What are Security agent skills?
Security agent skills give AI agents disciplined security workflows: code review for vulnerabilities, secret handling, dependency audits, and hardening checklists. Every skill on SkillMD also passes its own safety review before listing, with capability flags shown on each page.
Which Security skills are most installed?
Popular Security skills on SkillMD right now include review-ruby-code, endor-review, skill-audit. Rankings shift as installs change; sort this page by "Most installs" for the live list.
Do Security skills work with Claude Code and Cursor?
Yes. Every skill here ships as a SKILL.md file, an open format that works in Claude Code, Claude.ai, Cursor, Codex, Windsurf, and 60+ other agents. Install one with npx skillmds@latest add <owner>/<name>, or copy the file into your agent's skills directory.