React Native Paper v5+ - Material Design 3 theming, PaperProvider, key components, dynamic color, accessibility, tree-shaking, custom fonts, navigation integration
Tamagui universal UI - styled(), tokens, themes, optimizing compiler, responsive media queries, animations, Sheet/Dialog components
Qwik resumable framework - zero hydration, $ lazy boundaries, signals, Qwik City file-based routing, routeLoader$, routeAction$, server$ RPC, serialization rules
Xquik REST API patterns for X post search, user and timeline reads, cursor pagination, media downloads, monitors, signed webhooks, and approval-gated X actions
MSW handlers, browser/server workers, test data. Use when setting up API mocking for development or testing, creating mock handlers with variants, or sharing mocks between browser…
SvelteKit full-stack framework - file-based routing, load functions, form actions, server hooks, SSR/SSG, API routes, streaming, progressive enhancement
Vue 3 Composition API patterns, reactivity primitives, composables, lifecycle hooks
Vercel AI SDK patterns - providers, text generation, streaming, structured output, tool calling, chat UI hooks, embeddings, and RAG — from agents-inc/skills
React Navigation 7+ patterns - static and dynamic APIs, type-safe navigation, stack/tab/drawer navigators, deep linking, authentication flows, screen preloading, header…
MMKV high-performance key-value storage for React Native - synchronous JSI-based reads/writes, encryption, typed hooks, multiple instances, listeners, persistence middleware…
Native MongoDB driver (the mongodb npm package) - MongoClient lifecycle, typed collections, CRUD result shapes, cursors, aggregation pipelines, index design, transactions
CLI specification planning frameworks. Use when a spec touches a command surface, an interactive flow, config precedence, exit codes, or output modes.
Versioning and changelog management with @changesets/cli — adding changesets, version bumping, changelog generation, monorepo publishing, pre-release modes, and CI automation
Official TypeScript SDK for Google Gemini — client setup, text generation, multimodal input, function calling, structured output, streaming, embeddings, context caching, and chat…
Electron Forge build toolchain -- makers, publishers, code signing, fuses, hooks, CI/CD packaging
Client-side image handling - preview generation, Canvas API resizing, compression, EXIF orientation, format conversion, memory management with object URL cleanup
Next.js App Router patterns (15-16) - file-based routing, Server/Client Components, streaming, Suspense, metadata API, parallel routes, Server Actions, mutations, revalidation,…
Native WebSocket API patterns, connection lifecycle, reconnection strategies, heartbeat, message typing, binary data, custom hooks
Turborepo, workspaces, package architecture, @repo/* naming, exports, tree-shaking
Qdrant vector database -- collection management, point operations, payload filtering, named vectors, quantization, recommendations, snapshots
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.
SurrealDB multi-model database - SurrealQL queries, record links, graph relations, live queries, schema definitions, authentication, TypeScript SDK
File upload patterns - drag-drop dropzones, chunked/resumable uploads, S3 presigned URLs, file validation (MIME type, magic bytes), progress tracking, image preview, accessibility…
SWR data fetching patterns - useSWR, useSWRMutation, caching, revalidation, infinite scroll
React Native Reanimated 4 - shared values, animated styles, spring/timing/decay, layout animations, gesture integration, scroll-driven animations, interpolation, worklets, CSS…
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
Appwrite backend-as-a-service — Auth, TablesDB, Storage, Functions, Realtime, permissions model, typed client
Together AI SDK patterns for TypeScript — client setup, chat completions, streaming, structured output, function calling, embeddings, image generation, fine-tuning, and O — from…
Electron fuses, ASAR integrity, sandbox hardening, CSP, permission handling, navigation restrictions
Clerk managed authentication - ClerkProvider, middleware, pre-built components, hooks, server-side auth, organizations, webhooks
Visual regression testing - screenshot baselines, determinism, diff review workflow, baseline custody, and CI wiring for catching unintended UI changes
PowerSync offline-first sync engine on SQLite for React Native - schema definition, watched queries, CRUD operations, backend connectors, sync rules, conflict resolution,…
Packaging React components as a consumable library — style delivery contracts, sideEffects, cascade layers, "use client" preservation, peer dependency ranges, server-safe vs…
LLM observability with Langfuse — OpenTelemetry-based tracing, evaluations, prompt management, datasets, and production best practices — from agents-inc/skills
React Native performance profiling, optimization, and monitoring - JS/UI thread analysis, re-render prevention, list optimization, image performance, bundle size, startup time,…
React Native mobile development patterns - New Architecture (Fabric, TurboModules, JSI), component architecture, React Navigation 7+, FlashList v2 optimization, gestures with…
E2E testing with Playwright, main process unit testing, IPC testing, dialog/menu mocking, CI headless setup
Storybook patterns - CSF 3.0, args, controls, autodocs, play functions, interaction testing, visual testing, addons configuration
Beautiful interactive CLI prompts with @clack/prompts and custom prompts with @clack/core
Official Anthropic SDK patterns for TypeScript/Node.js — client setup, Messages API, streaming, tool use, vision, extended thinking, structured outputs, prompt caching, b — from…
NativeWind v4+ - Tailwind CSS utility classes for React Native, className prop, CSS variables, dark mode, platform prefixes, animations, theming, third-party component integration
React Testing Library patterns - query hierarchy, userEvent, async utilities, renderHook, custom render with providers, accessibility-first testing
Redis in-memory data store patterns with ioredis and node-redis -- caching, sessions, rate limiting, pub/sub, streams, queues, transactions, cluster
VeeValidate v4 patterns - useForm, useField, defineField, useFieldArray, schema validation with Composition API
PostHog event tracking, user identification, group analytics for B2B, GDPR consent patterns. Use when implementing product analytics, tracking user behavior, setting up funnels,…
Redux Toolkit patterns for complex client state. Use when managing enterprise-scale state, needing DevTools, entity normalization, or RTK Query for data fetching.
Tauri 2.x commands, IPC bridge, permission system, plugins, window management, system tray, packaging
Provider-agnostic patterns for LLM function calling, tool loops, and agentic workflows
Vite config, path aliases, vendor chunk splitting, environment-specific builds, Rolldown codeSplitting, Sass modern API, build targets, module preload
Deep linking patterns - Universal Links (iOS), App Links (Android), URI schemes, expo-linking API, React Navigation linking config, Expo Router automatic linking,…
Sequelize ORM, model definitions, associations, queries, transactions, migrations
URQL GraphQL client patterns - useQuery, useMutation, exchange architecture, caching strategies, subscriptions
Class Variance Authority - type-safe component variant styling with cva(), compound variants, and VariantProps
Motion (formerly Framer Motion) animation patterns - motion components, variants, gestures, layout animations, scroll-linked animations, accessibility
D3.js data visualization — selections, data joins, scales, axes, shapes, transitions, force layouts, geo projections, framework integration
Infrastructure code review patterns. Use when reviewing CI/CD workflows, Dockerfiles, deployment configs, and IaC.
Unistyles 3.0 styling - C++ powered StyleSheet superset with zero re-renders, theming, breakpoints, variants, dynamic functions, runtime values
Replicate SDK patterns for TypeScript/Node.js -- client setup, predictions, streaming, webhooks, file handling, model versioning, deployments, and training — from agents-inc/skills
Mapbox GL JS interactive maps - map initialization, markers, popups, sources, layers, expressions, clustering, 3D terrain, geocoding, directions
VitePress 1.x — Vue-powered static site generator for documentation sites, built on Vite