Image understanding and document analysis with Claude's multimodal capabilities -- image input formats, PDF processing, multi-image patterns, structured extraction, and t — from…
Frontend specification planning frameworks. Use when a spec touches UI components, forms, client state, or user-facing flows.
Detox E2E gray-box testing for React Native - matchers, actions, expectations, waitFor, device API, synchronization, mocking, artifacts, CI integration
Backend code review patterns. Use when reviewing API routes, database operations, auth middleware, and server utilities.
Husky v9 setup, lint-staged v16 patterns, commitlint with conventional commits, CI/production handling, monorepo setup, migration from v8
LlamaIndex.TS data framework for RAG, indexing, retrieval, query engines, chat engines, and agentic workflows in TypeScript — from agents-inc/skills
Qdrant vector database -- collection management, point operations, payload filtering, named vectors, quantization, recommendations, snapshots
Next.js App Router patterns (15-16) - file-based routing, Server/Client Components, streaming, Suspense, metadata API, parallel routes, Server Actions, mutations, revalidation,…
Astro content-first framework - islands architecture, content collections, file-based routing, SSR/SSG hybrid rendering, View Transitions, server islands, multi-framework…
Together AI SDK patterns for TypeScript — client setup, chat completions, streaming, structured output, function calling, embeddings, image generation, fine-tuning, and O — from…
Inspect a codebase, a stack the user describes, or a description of what they want to build; map what is there to agents-inc catalog skills — or intent to candidate built-in…
Electron fuses, ASAR integrity, sandbox hardening, CSP, permission handling, navigation restrictions
Beautiful interactive CLI prompts with @clack/prompts and custom prompts with @clack/core
Recharts composable chart components - LineChart, BarChart, AreaChart, PieChart, ComposedChart, responsive sizing, custom tooltips, animations
Tauri 2.x mobile development - iOS via WKWebView, Android via Android WebView, mobile plugins, Swift/Kotlin native code, permissions, debugging
React Navigation 7+ patterns - static and dynamic APIs, type-safe navigation, stack/tab/drawer navigators, deep linking, authentication flows, screen preloading, header…
Direct MySQL database access with mysql2 driver -- connection pools, prepared statements, transactions, streaming, typed queries, error handling
Cypress E2E testing patterns - test structure, data-cy selectors, cy.intercept() mocking, custom commands, fixtures, component testing, accessibility testing with cypress-axe, and…
Elasticsearch patterns -- client setup, index management, search DSL, aggregations, vector search, bulk operations, deep pagination
BLE scanning/connecting/GATT operations with react-native-ble-plx, NFC tag reading/writing with react-native-nfc-manager, permissions, background mode, battery-efficient patterns
Native WebSocket API patterns, connection lifecycle, reconnection strategies, heartbeat, message typing, binary data, custom hooks
LangChain.js patterns for building LLM applications — chat models, LCEL chains, prompt templates, structured output, agents, tools, RAG, streaming, and LangSmith tracing — from…
LiteLLM proxy server setup, TypeScript client patterns via OpenAI SDK, model routing, fallbacks, load balancing, spend tracking, virtual keys, and production deployment — from…
Zod schema validation patterns for TypeScript - schema definitions, type inference, refinements, transforms, discriminated unions
Netlify deployment platform — serverless functions, edge functions, redirects, forms, Blobs, build plugins
Persistent storage, SQLite databases, and credential management in Electron apps
Nuxt patterns - file-based routing, data fetching (useFetch/useAsyncData), useState, server routes, middleware, auto-imports, layouts, SEO
React Native Gesture Handler - gesture types, GestureDetector, gesture composition, state machine, platform-specific gestures, swipeable rows, hover gestures
Nx monorepo build system — workspace configuration, project graph, task pipelines, caching, generators, plugins, and release management
Docusaurus 3.x documentation framework — site configuration, docs/blog plugins, sidebars, versioning, MDX, swizzling, and deployment
Serverless GPU compute platform for AI model deployment — web endpoints, GPU functions, model serving, and TypeScript client patterns — from agents-inc/skills
Investigation flow (Glob -> Grep -> Read), evidence-based research with file:line references, structured output format for AI consumption.
Official OpenAI SDK patterns for TypeScript/Node.js — client setup, Chat Completions, Responses API, streaming, structured outputs, function calling, embeddings, vision — from…
TanStack Form patterns - useForm, form.Field, validators, arrays, linked fields, createFormHook, type safety
UI component review patterns. Use when reviewing React components, hooks, props, state, styling, and accessibility.
Sequelize ORM, model definitions, associations, queries, transactions, migrations
Multi-window management, WebContentsView, BaseWindow, window lifecycle, inter-window communication, state persistence
AI specification planning frameworks. Use when a spec touches model calls, prompts, retrieval, tool calling, agentic loops, or evals.
React Native Reanimated 4 - shared values, animated styles, spring/timing/decay, layout animations, gesture integration, scroll-driven animations, interpolation, worklets, CSS…
Svelte 5 Runes reactivity - $state, $derived, $effect, $props, $bindable, components, snippets, event handling, context API
Graph-relational database with EdgeQL query language, code-first schema, link-based relations, computed properties, and fully typed TypeScript query builder
Apollo Client GraphQL patterns - useQuery, useMutation, cache management, optimistic updates, subscriptions
React Three Fiber (R3F) 3D rendering — Canvas, meshes, materials, lights, cameras, animations, events, physics, post-processing, performance
Design token architecture - primitive/semantic/component tiers, naming grammar, CSS custom property delivery, and DTCG build pipelines
Vue Test Utils patterns - mount, shallowMount, wrapper API, trigger, setValue, flushPromises, testing composables, Pinia store mocking
React Native Skia GPU-accelerated 2D graphics - Canvas, declarative drawing, shaders, image filters, Paragraph text, Atlas batch rendering, Reanimated animations
Type-safe client-side routing for React with file-based routes, search params validation, loaders, and code splitting
Mapbox GL JS interactive maps - map initialization, markers, popups, sources, layers, expressions, clustering, 3D terrain, geocoding, directions
VueUse composable utility collection for Vue 3 - browser, sensor, network, state, animation, and component utilities
PostHog feature flags, rollouts, A/B testing. Use when implementing gradual rollouts, A/B tests, kill switches, remote configuration, beta features, or user targeting with PostHog.
LLM observability with Langfuse — OpenTelemetry-based tracing, evaluations, prompt management, datasets, and production best practices — from agents-inc/skills
Playwright E2E testing patterns - test structure, Page Object Model, locator strategies, assertions, network mocking, visual regression, parallel execution, fixtures, and…