Agent Skills
Instruction packs that give your AI agent know-how. Three different kinds — pick the right one below.
✦ Standalone skills2,933
Self-contained. Install one into any project and it works on its own — no other software needed.
🧰 Tool add-ons725
Come bundled with a specific tool and only work together with it — they teach your agent how to operate that tool.
stripe-best-practices
✓★ 4,000by openai
Guides Stripe integration decisions — API selection (Checkout Sessions vs PaymentIntents), Connect platform setup (Accounts v2, controller properties),…
autobrowse
✓★ 3,600by browserbase
Self-improving browser automation via the auto-research loop. Iteratively runs a browsing task, reads the trace, and improves the navigation skill…
azure-keyvault-keys-ts
✓★ 2,700by microsoft
Manage cryptographic keys using Azure Key Vault Keys SDK for JavaScript (@azure/keyvault-keys). Use when creating, encrypting/decrypting, signing, or rotating…
azure-security-keyvault-keys-java
✓★ 2,700by microsoft
Azure Key Vault Keys Java SDK for cryptographic key management. Use when creating, managing, or using RSA/EC keys, performing encrypt/decrypt/sign/verify…
azure-security-keyvault-keys-dotnet
✓★ 2,700by microsoft
Client library for managing cryptographic keys in Azure Key Vault and Managed HSM.
azure-keyvault-py
✓★ 2,700by microsoft
Secure storage and management for secrets, cryptographic keys, and certificates.
azure-keyvault-keys-ts
✓★ 2,700by microsoft
Manage cryptographic keys using Azure Key Vault Keys SDK for JavaScript (@azure/keyvault-keys). Use when creating, encrypting/decrypting, signing, or rotating…
azure-cost
✓★ 2,700by microsoft
Unified Azure cost management: query historical costs, forecast future spending, and optimize to reduce waste. WHEN: \"Azure costs\", \"Azure spending\",…
azure-keyvault-keys-rust
✓★ 2,700by microsoft
Client library for Azure Key Vault Keys — secure storage and management of cryptographic keys.
azure-security-keyvault-keys-java
✓★ 2,700by microsoft
Azure Key Vault Keys Java SDK for cryptographic key management. Use when creating, managing, or using RSA/EC keys, performing encrypt/decrypt/sign/verify…
azure-security-keyvault-keys-dotnet
✓★ 2,700by microsoft
Client library for managing cryptographic keys in Azure Key Vault and Managed HSM.
azure-ai-formrecognizer-java
✓★ 2,700by microsoft
Rebranding: Azure AI Form Recognizer is now Azure AI Document Intelligence . New projects should use com.azure:azure-ai-documentintelligence . The legacy azure-ai-formrecognizer package targets API version 2023-07-31 only. See Migration Guide .
azure-keyvault-py
✓★ 2,700by microsoft
Secure storage and management for secrets, cryptographic keys, and certificates.
azure-keyvault-keys-rust
✓★ 2,700by microsoft
Client library for Azure Key Vault Keys — secure storage and management of cryptographic keys.
flutter-fix-layout-issues
✓★ 2,600by flutter
Fixes Flutter layout errors (overflows, unbounded constraints) using Dart and Flutter MCP tools. Use when addressing "RenderFlex overflowed", "Vertical…
action-creator
✓★ 2,600by anthropic
Creates user-specific one-click action templates that execute email operations when clicked in the chat interface. Use when user wants reusable actions for…
workers-best-practices
✓★ 2,000by Cloudflare
Reviews and authors Cloudflare Workers code against production best practices. Load when writing new Workers, reviewing Worker code, configuring wrangler.jsonc, or checking for common Workers anti-patterns (streaming, floating promises, global state, secrets, bindings, observability). Biases towards retrieval from Cloudflare docs over pre-trained knowledge.
stripe-best-practices
✓★ 1,600by stripe
Latest Stripe API version: 2026-04-22.dahlia . Always use the latest API version and SDK unless the user specifies otherwise.
upgrade-stripe
✓★ 1,600by stripe
Guide for upgrading Stripe API versions and SDKs
azure-cost
✓★ 1,300by microsoft
Unified Azure cost management: query historical costs, forecast future spending, and optimize to reduce waste. WHEN: \"Azure costs\", \"Azure spending\",…
azure-cost
✓★ 1,300by microsoft
Unified Azure cost management: query historical costs, forecast future spending, and optimize to reduce waste. WHEN: "Azure costs", "Azure spending", "Azure bill", "cost breakdown", "cost by service", "cost by resource", "how much am I spending", "show my bill", "monthly cost summary", "cost trends", "top cost drivers", "actual cost", "amortized cost", "forecast spending", "projected costs", "estimate bill", "future costs", "budget forecast", "end of month costs", "how much will I spend",...
owasp-top-10
✓★ 1,200by microsoft
OWASP Top 10 for Web Applications (2025) vulnerability knowledge base for identifying, assessing, and remediating security risks in web application…
owasp-infrastructure
✓★ 1,200by microsoft
OWASP Infrastructure Top 10 vulnerability knowledge base for identifying, assessing, and remediating security risks in internal IT infrastructure environments…
financial-research
✓★ 1,100by firecrawl
Extract official financials from SEC filings and cross-reference with analyst consensus. Public companies only.
security-review
✓★ 844by sentry
Systematic security code review identifying high-confidence vulnerabilities with data-flow verification. Focuses exclusively on HIGH CONFIDENCE findings: vulnerable patterns with confirmed attacker-controlled input, skipping theoretical issues and framework-mitigated code Requires codebase research before reporting: traces data flow, checks for validation/sanitization, and verifies exploitability rather than pattern-matching alone Covers 14 vulnerability categories (injection, XSS,...
find-bugs
✓★ 844by sentry
Comprehensive code review identifying bugs, security vulnerabilities, and quality issues in branch changes. Executes a structured five-phase review process: gathering the complete diff, mapping attack surfaces, running a detailed security checklist, verifying findings, and auditing coverage before conclusions Security checklist covers 11 critical areas including injection, XSS, authentication, authorization, CSRF, race conditions, session management, cryptography, information disclosure,...
security-review
✓★ 844by sentry
Security code review for vulnerabilities. Use when asked to "security review", "find vulnerabilities", "check for security issues", "audit security", "OWASP…
find-bugs
✓★ 844by sentry
Find bugs, security vulnerabilities, and code quality issues in local branch changes. Use when asked to review changes, find bugs, security review, or audit…
Spec to Implementation
✓★ 432by Notion
Turns product or tech specs into concrete Notion tasks that Claude Code can implement. Breaks down spec pages into detailed implementation plans with clear tasks, acceptance criteria, and progress tracking to guide development from requirements to completion.
firebase-app-hosting-basics
✓★ 370by firebase
Deploy and manage web apps with Firebase App Hosting. Use this skill when deploying Next.js/Angular apps with backends.