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Found 5,652 Skills
Production Python engineering patterns covering architecture, observability, testing, performance/concurrency, and core practices. Use when designing Python systems, implementing async/sync APIs, setting up monitoring, structuring tests, optimizing performance, or following Python best practices.
React Native cross-platform mobile with JavaScript. Use for iOS/Android.
PostgreSQL monitoring - metrics, alerting, observability
Audit installed skills for malicious code, hidden instructions, and security vulnerabilities. Use when users want to scan their skills for potential security issues, verify skill safety before use, or investigate suspicious skill behavior.
Opinionated constraints for building better user interfaces. Triggers on building or reviewing web components, pages, forms, modals, animations, or any frontend UI work. Covers accessibility, focus states, touch interactions, and performance.
Xamarin cross-platform with .NET. Use for .NET mobile.
Clarify requirements before implementing by asking the minimum must-have questions. Use when a request is underspecified or ambiguous, when the user asks to “ask clarifying questions”, or when multiple plausible interpretations exist and you risk doing the wrong work.
NativeScript native mobile with JS. Use for native mobile.
Apache Spark distributed computing. Use for big data processing.
Implement API versioning strategies for backward compatibility. Covers URL versioning, header versioning, and deprecation workflows.
Multi-backend storage layer with automatic failover between Redis, database, and memory backends. Includes circuit breakers per backend and health-aware routing for high availability.
Complete Stripe payments integration with subscriptions, webhooks, and customer portal. Use when adding billing to a SaaS application with subscription tiers, usage-based pricing, or one-time payments.