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Found 50 Skills
CCXT cryptocurrency exchange library for TypeScript and JavaScript developers (Node.js and browser). Covers both REST API (standard) and WebSocket API (real-time). Helps install CCXT, connect to exchanges, fetch market data, place orders, stream live tickers/orderbooks, handle authentication, and manage errors. Use when working with crypto exchanges in TypeScript/JavaScript projects, trading bots, arbitrage systems, or portfolio management tools. Includes both REST and WebSocket examples.
Expert in TypeScript development with best practices for type safety and clean code
Helps create XState v5 state machines in TypeScript and React. Use when building state machines, actors, statecharts, finite state logic, actor systems, or integrating XState with React/Vue/Svelte components.
Analyze codebase for GoF design patterns - detection, suggestions, evaluation with stack-aware adaptations
Create and use Inngest middleware for cross-cutting concerns. Covers the middleware lifecycle, creating custom middleware, dependency injection, and built-in middleware for encryption and error tracking.
Next.js App Router development with TypeScript. Server Components, Server Actions, caching, MUI. Use when creating pages, components, fetching data, or building features.
Effect-TS (Effect) guidance for TypeScript. Use when building, refactoring, reviewing, or explaining Effect code, especially for: typed error modeling (expected errors vs defects), Context/Layer/Effect.Service dependency wiring, Scope/resource lifecycles, runtime execution boundaries, schema-based decoding, concurrency/scheduling/streams, @effect/platform APIs, Effect AI workflows, and Promise/async migration.
Integrate HitPay payment gateway for online payments in Next.js and JS/TS applications. Use when user says "Add HitPay", "HitPay checkout", "HitPay payments", "HitPay webhook", "HitPay QR code", "PayNow integration", or "HitPay integration".
This skill should be used when the user asks to "write TypeScript code", "format TypeScript", "follow TypeScript style guide", "TypeScript best practices", or needs guidance on Google's TypeScript coding conventions.
Convex backend development guidelines. Use when writing Convex functions, schemas, queries, mutations, actions, or any backend code in a Convex project. Triggers on tasks involving Convex database operations, real-time subscriptions, file storage, or serverless functions.
TypeScript 5.9+ development specialist covering React 19, Next.js 16 App Router, type-safe APIs with tRPC, Zod validation, and modern TypeScript patterns. Use when developing TypeScript applications, React components, Next.js pages, or type-safe APIs.
SOLID, DRY, KISS, and clean code principles for TypeScript applications. Use when designing scalable architecture, writing maintainable code, or reviewing code quality.