Agent skills for Claude Code

Research And Plan. Turns a brief into one executable plan file — researches the codebase and primary sources in parallel, sizes the work…

Use only when the user explicitly mentions "rapids-first" or "RAPIDS first", to prefer the RAPIDS GPU stack (cudf, cuml, cupy, cupyx) and…

Apply per-user and per-route limits with RateLimiter and throttle middleware; use backoffs and headers for clients

Implement sophisticated rate limiting with sliding windows, token buckets,

Generate beautiful code snippet images using ray.so.

Randomized benchmarking skill for gate fidelity characterization

Offload cargo/gcc/bun builds to remote workers.

Trigger: RDD, receipt-driven development, review authority, receipt/lineage, correction/recovery, delivery gate/kill switch, bounded…

Deep-dive into Amazon RDS and Aurora database design, engine selection, high availability, and operations.

Next.js and React performance. Use when writing or reviewing React and Next code for waterfalls, bundle size, RSC boundaries, and…

Upgrade React 17 applications to React 18 safely and incrementally, including dependency updates, migration from ReactDOM.render to…

Guidance for frontend HTTP and data-fetching code — keep raw HTTP calls out of UI components, route them through hooks/query layers and…

React component decomposition, hook extraction, state machines, composition patterns, hydration safety, and React 19 APIs.

Guidance for implementing or refactoring React components — keep components focused on rendering, props, and events, and extract API…

High-quality React component authoring focused on single responsibility, low coupling, and English-only code and comments.

Discover a single-page-app's hidden backend API from its public JS bundle, then test that API for broken access control / missing…

Comprehensive React 19 patterns expert covering Server Components, Actions, use() hook, useOptimistic, useFormStatus, useFormState, React…

Use when building React 18+ applications in .jsx or .tsx files, Next.js App Router projects, or create-react-app setups.

Guidance for structuring frontend feature code as vertical feature-first slices (src/features/<feature>/...) instead of global technical…

Reviews React Flow code for anti-patterns, performance issues, and best practices.

Use when building node-based UIs, flow diagrams, workflow editors, or interactive graphs with React Flow.