agents-inc/skills

Part of Agents Inc's collection of 150+ expert-level skills for Claude Code, covering web frameworks, databases, auth, CMS, testing, animation, DevOps, and AI tooling. Skills are installable via Claude Code plugin marketplace or the Agents Inc CLI.

Part of Agents Inc's collection of 150+ expert-level atomic skills spanning web frameworks, state management, data fetching, UI libraries, testing, DevOps, and more, installable via Claude Code or the Agents Inc CLI.

A Claude Code skill from the Agents Inc collection providing expert guidance on web animations using Framer Motion, CSS Animations, and View Transitions.

Part of Agents Inc Skills, providing expert-level guidance on Progressive Web App patterns including offline-first architecture and service workers, from a collection of 150+ skills covering web, API, AI, and infrastructure topics.

Part of the Agents Inc collection of 150+ expert-level atomic skills covering web frameworks (React, Vue, Angular, Svelte), meta-frameworks (Next.js, Nuxt, Astro), state management, data fetching, UI libraries, styling, testing, and infrastructure tooling.

Part of the Agents Inc collection of 150+ expert-level atomic skills for Claude Code, covering web frameworks, meta frameworks, state management, UI libraries, styling with Tailwind/SCSS/CVA, testing, and infrastructure tooling.

A Playwright end-to-end web testing skill from the Agents Inc collection, which provides 150+ expert-level atomic skills for Claude Code covering web frameworks, testing, databases, and infrastructure tooling.

A skill from Agents Inc, a marketplace offering 150+ expert-level atomic skills for Claude Code covering web frameworks, state management, databases, and infrastructure tooling, installable via plugin or the Agents Inc CLI.

Part of the Agents Inc marketplace with 150+ expert-level skills for Claude Code, covering web frameworks (React, Vue, Angular, Svelte), meta frameworks (Next.js, Nuxt, Remix, Astro), state management, databases, cloud infrastructure, and more.

Over 150 expert-level atomic skills for Claude Code from Agents Inc, covering web frameworks (React, Vue, Angular, Svelte), meta-frameworks (Next.js, Nuxt, Remix), databases (Prisma, Drizzle, Supabase), APIs, testing, infrastructure, and AI integrations. Installable via Claude Code plugin or the Agents Inc CLI.

A marketplace of 150+ expert-level atomic skills for Claude Code covering web frameworks (React, Vue, Angular, Svelte), API frameworks (Hono, Express, Fastify), databases (Drizzle, Prisma, Supabase), testing (Vitest, Playwright), AI integrations, and infrastructure tooling. Installable as a Claude Code plugin or via the Agents Inc CLI.

Part of the Agents Inc marketplace with over 150 skills for Claude Code, covering web development domains including Progressive Web Apps and service workers alongside frameworks like React, Vue, Angular, and tools like Tailwind and Prisma.

A marketplace of 150+ expert-level atomic skills for Claude Code covering web frameworks (React, Vue, Angular, Svelte), meta-frameworks (Next.js, Nuxt, Remix), databases, infrastructure tooling, and AI integrations, installable via Claude Code or the Agents Inc CLI.

An Agents Inc skill for building email workflows using Resend and React Email. Part of a collection of 150+ expert-level atomic skills for Claude Code covering web frameworks, state management, testing, and infrastructure tooling.

Part of the Agents Inc collection of 150+ expert-level skills for coding agents, covering web frameworks, state management, databases, and infrastructure. Installable via the Claude Code plugin marketplace or the Agents Inc CLI with plugin or eject mode.

A skill from the Agents Inc collection of 150+ expert-level atomic skills for Claude Code, covering web performance optimization patterns, measurement best practices, and loading strategies.

The official Agents Inc skills marketplace offering 150+ expert-level atomic skills for Claude Code, covering web frameworks, state management, databases, infrastructure, AI/ML, and more. Installable via Claude Code plugin or the Agents Inc CLI.

Part of Agents Inc Skills, a collection of 150+ expert-level atomic skills for Claude Code covering web frameworks (React, Vue, Angular, Svelte), meta frameworks (Next.js, Nuxt, Remix, Astro), state management, testing, and infrastructure tooling.

Part of the Agents Inc Skills marketplace with 150+ expert-level atomic skills for Claude Code, covering frontend technologies including React, shadcn/ui, Radix UI, Tailwind, Vitest, Playwright, and more, installable via plugin or eject mode.

Part of Agents Inc Skills, a marketplace offering 150+ expert-level atomic skills for Claude Code covering web frameworks, state management, testing, infrastructure, and more. Installable via Claude Code plugin commands or the Agents Inc CLI.

A marketplace of 150+ expert-level atomic skills for Claude Code covering web frameworks (React, Vue, Angular), APIs (Hono, Express, NestJS), databases (Prisma, Drizzle), testing (Vitest, Playwright), and infrastructure tooling. Installable via the Agents Inc CLI or Claude Code plugin system.

A plugin marketplace offering over 150 expert-level skills for Claude Code, spanning web frameworks, state management, data fetching, UI libraries, testing, and infrastructure tooling.

A skill from Agents Inc's 150+ skill marketplace that teaches Claude Code web error handling patterns using Result types, part of a comprehensive collection covering React, Vue, Angular, SolidJS, Svelte, and their meta-frameworks.

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Part of the Agents Inc skills marketplace with 150+ expert-level atomic skills, providing best practices for web file upload patterns and image handling across frontend and backend stacks including React, Next.js, and various BaaS platforms.

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A skill from the Agents Inc Skills collection of over 150 expert-level skills, providing best practices for managing server state with React Query (TanStack Query) in web applications.

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Provides guidance on implementing web error handling patterns and React error boundaries, part of the Agents Inc collection of 150+ expert-level atomic skills for Claude Code.

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A curated collection of over 150 expert-level atomic skills for Claude Code, covering web frameworks, state management, databases, and infrastructure tooling. Skills can be installed individually via Claude Code plugins or configured through the Agents Inc CLI.

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Part of the Agents Inc marketplace with 150+ expert-level atomic skills for Claude Code, covering domains including React, Next.js, Prisma, Redis, Stripe, and email integration with Resend and React Email. Installable via the Agents Inc CLI or Claude Code plugin commands.

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Chroma vector database -- collection management, automatic embedding, metadata filtering, document storage, query patterns

Code review patterns, feedback principles. Use when reviewing PRs, implementations, or making approval/rejection decisions. Covers self-correction, progress tracking, feedback principles, severity levels.

Tamagui universal UI - styled(), tokens, themes, optimizing compiler, responsive media queries, animations, Sheet/Dialog components

Fastify routes, JSON Schema validation, plugin system, TypeScript type providers

Electron fuses, ASAR integrity, sandbox hardening, CSP, permission handling, navigation restrictions

Expo managed workflow

D3.js data visualization — selections, data joins, scales, axes, shapes, transitions, force layouts, geo projections, framework integration

Server-Sent Events for unidirectional server-to-client streaming, EventSource API, fetch streaming, reconnection patterns, message parsing

LangChain.js patterns for building LLM applications — chat models, LCEL chains, prompt templates, structured output, agents, tools, RAG, streaming, and LangSmith tracing

React Testing Library patterns - query hierarchy, userEvent, async utilities, renderHook, custom render with providers, accessibility-first testing

MobX observable state management patterns with mobx-react-lite. Use when implementing reactive client state with observables, computed values, actions, and the observer HOC.

TypeScript-native Infrastructure as Code with Pulumi

Mantine v7 component library — theming, styling, hooks, forms, notifications

GitHub Actions, pipelines, deployment

Apollo Client GraphQL patterns - useQuery, useMutation, cache management, optimistic updates, subscriptions

Rich text editor framework with TipTap and ProseMirror

Multi-window management, WebContentsView, BaseWindow, window lifecycle, inter-window communication, state persistence

Resend email setup, domain verification

Vue Test Utils patterns - mount, shallowMount, wrapper API, trigger, setValue, flushPromises, testing composables, Pinia store mocking

Nx monorepo build system — workspace configuration, project graph, task pipelines, caching, generators, plugins, and release management

Infrastructure as Code with HashiCorp Terraform

Direct PostgreSQL access with node-postgres (pg) -- connection pools, parameterized queries, transactions, streaming, LISTEN/NOTIFY, error handling

SurrealDB multi-model database - SurrealQL queries, record links, graph relations, live queries, schema definitions, authentication, TypeScript SDK

Mapbox GL JS interactive maps - map initialization, markers, popups, sources, layers, expressions, clustering, 3D terrain, geocoding, directions

WatermelonDB reactive local database for React Native - schema, models, decorators, reactive queries, relations, writers/readers, batch operations, migrations, sync

Docker containerization patterns for Node.js/TypeScript development and production

Service Worker lifecycle, caching strategies, offline patterns, update handling, precaching, runtime caching

PostHog event tracking, user identification, group analytics for B2B, GDPR consent patterns. Use when implementing product analytics, tracking user behavior, setting up funnels, or configuring privacy-compliant tracking.

Client-side image handling - preview generation, Canvas API resizing, compression, EXIF orientation, format conversion, memory management with object URL cleanup

SST (Ion) infrastructure-as-code — TypeScript-first serverless on AWS with Pulumi, resource linking, and live Lambda dev

Secrets management, XSS prevention, CSRF protection, dependency scanning, DOMPurify sanitization, CSP headers, CODEOWNERS, HttpOnly cookies

Official OpenAI SDK patterns for TypeScript/Node.js — client setup, Chat Completions, Responses API, streaming, structured outputs, function calling, embeddings, vision, audio, and production best practices

Official Anthropic SDK patterns for TypeScript/Node.js — client setup, Messages API, streaming, tool use, vision, extended thinking, structured outputs, prompt caching, batch API, and production best practices

LLM observability with Langfuse — OpenTelemetry-based tracing, evaluations, prompt management, datasets, and production best practices

Material Design component library for Vue 3

Tauri 2.x bundling, code signing, auto-updater, platform installers, CI/CD

Drag and drop with @dnd-kit - draggable, droppable, sortable, collision detection, sensors, accessibility

Supabase backend-as-a-service — Auth, Database, Realtime, Storage, Edge Functions, RLS policies, typed client

Class Variance Authority - type-safe component variant styling with cva(), compound variants, and VariantProps

Reactive programming with RxJS - Observables, operators, Subjects, error handling, and memory leak prevention

TanStack Table v8 patterns - useReactTable, column definitions, sorting, filtering, pagination, row selection, virtual scrolling, server-side data

Node.js CLI development with Commander.js and @clack/prompts - command structure, interactive prompts, wizard state machines, config hierarchies, exit codes, cancellation handling

Upstash serverless Redis -- REST-based client, auto-serialization, pipelines, rate limiting, QStash, edge compatibility, global replication

Environment configuration, Zod validation

Vercel deployment platform — project configuration, serverless/edge functions, Routing Middleware, cron jobs, environment variables, monorepo setup

Vitest test runner - configuration, assertions, mocking (vi.fn, vi.mock, vi.spyOn), fake timers, snapshot testing, coverage, workspace projects

Speech-to-text transcription and translation via OpenAI Audio API -- models, response formats, timestamps, prompting, streaming, chunking, and diarization

Local LLM inference with the Ollama JavaScript client -- chat, streaming, tool calling, vision, embeddings, structured output, model management, and OpenAI-compatible endpoint

TypeScript Result/Either types for type-safe error handling, railway-oriented programming patterns, error as values

Error boundary patterns, fallback UI, reset/retry, react-error-boundary library, React 19 createRoot error hooks

Pino logging, Sentry error tracking, Axiom - structured logging with correlation IDs, error boundaries, performance monitoring, alerting

GraphQL API server with Apollo Server — schema, resolvers, context, error handling, data sources, plugins

Structured content platform — GROQ queries, schema definitions, @sanity/client, Portable Text, image handling, real-time listeners, mutations, TypeGen

TypeScript strict mode configs, TS 5.x+ options (verbatimModuleSyntax, module preserve, moduleDetection force, configDir), path alias sync, specialized configs

Express.js routes, middleware, error handling, request/response patterns

SWR data fetching patterns - useSWR, useSWRMutation, caching, revalidation, infinite scroll

Tauri 2.x mobile development - iOS via WKWebView, Android via Android WebView, mobile plugins, Swift/Kotlin native code, permissions, debugging

Redis in-memory data store patterns with ioredis and node-redis -- caching, sessions, rate limiting, pub/sub, streams, queues, transactions, cluster

File upload patterns - drag-drop dropzones, chunked/resumable uploads, S3 presigned URLs, file validation (MIME type, magic bytes), progress tracking, image preview, accessibility (ARIA)

Modern CLI development combining oclif's command framework with Ink's React-based terminal rendering

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

Unstyled accessible UI primitives

Query optimization, caching, indexing, connection pooling, async patterns

Serverless GPU compute platform for AI model deployment — web endpoints, GPU functions, model serving, and TypeScript client patterns

Recharts composable chart components - LineChart, BarChart, AreaChart, PieChart, ComposedChart, responsive sizing, custom tooltips, animations

Direct MySQL database access with mysql2 driver -- connection pools, prepared statements, transactions, streaming, typed queries, error handling

Readable functional patterns — orchestrators, pure functions, named abstractions

React Hook Form patterns - useForm, Controller, useFieldArray, validation resolver, performance optimization

CSS Animation patterns - transitions, keyframes, scroll-driven animations, @property, GPU-accelerated properties, accessibility with prefers-reduced-motion

Unstyled accessible UI components by Tailwind Labs

SvelteKit full-stack framework - file-based routing, load functions, form actions, server hooks, SSR/SSG, API routes, streaming, progressive enhancement

NativeWind v4+ - Tailwind CSS utility classes for React Native, className prop, CSS variables, dark mode, platform prefixes, animations, theming, third-party component integration

Bun-native HTTP framework — routing, TypeBox validation, Eden Treaty, plugins, lifecycle hooks

Netlify deployment platform — serverless functions, edge functions, redirects, forms, Blobs, build plugins

React Navigation 7+ patterns - static and dynamic APIs, type-safe navigation, stack/tab/drawer navigators, deep linking, authentication flows, screen preloading, header customization

EAS Build, Update, Submit deployment patterns

Type-safe i18n for Next.js App Router

Material UI component library patterns for React

React Three Fiber (R3F) 3D rendering — Canvas, meshes, materials, lights, cameras, animations, events, physics, post-processing, performance

Leaflet interactive maps - map setup, tile layers, markers, popups, GeoJSON, custom controls, plugins, clustering, events

GraphQL Yoga v5 server, Envelop plugins, subscriptions, error masking

Persistent storage, SQLite databases, and credential management in Electron apps

Application-level caching strategies, HTTP caching, cache invalidation, and stampede prevention

X data and automation API

Component architecture, hooks, patterns

Weaviate vector database patterns with weaviate-client v3 -- collection management, vectorizer modules, hybrid search, filtering, generative search (RAG), multi-tenancy, batch imports

Maestro mobile E2E testing - YAML flows, selectors, flow control, environment variables, JavaScript expressions, device interactions, Maestro Studio, Maestro Cloud CI, tags, test suites

Pinia stores, Vue 3 state patterns. Use when managing client state in Vue applications, choosing between Options/Setup stores, composing stores, or implementing persistence.

VisionCamera v4+ - photo/video capture, QR/barcode scanning, real-time frame processors, zoom/focus/exposure, HDR, location metadata, format selection

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.

Push notification patterns - expo-notifications (Expo) and @react-native-firebase/messaging (bare RN), permission handling, token management, foreground/background/tap listeners, local scheduling, Android channels, notification categories and actions, badge management, rich notifications

React Native Gesture Handler - gesture types, GestureDetector, gesture composition, state machine, platform-specific gestures, swipeable rows, hover gestures

Tauri 2.x deny-by-default security model, capabilities, permissions, scopes, ACL

Next.js App Router patterns (15-16) - file-based routing, Server/Client Components, streaming, Suspense, metadata API, parallel routes, Server Actions, mutations, revalidation, Cache Components

Prisma ORM, type-safe queries, migrations, relations

Elasticsearch patterns -- client setup, index management, search DSL, aggregations, vector search, bulk operations, deep pagination

Tauri 2.x official plugin ecosystem, plugin APIs, permissions, and custom plugin development

Vercel AI SDK patterns - providers, text generation, streaming, structured output, tool calling, chat UI hooks, embeddings, and RAG

Job queues, background processing, and task scheduling with BullMQ v5

MMKV high-performance key-value storage for React Native - synchronous JSI-based reads/writes, encryption, typed hooks, multiple instances, listeners, persistence middleware adapters

OpenAPI 3.1 specification, schema design, code generation

Husky v9 setup, lint-staged v16 patterns, commitlint with conventional commits, CI/production handling, monorepo setup, migration from v8

Deep linking patterns - Universal Links (iOS), App Links (Android), URI schemes, expo-linking API, React Navigation linking config, Expo Router automatic linking, AASA/assetlinks.json setup, deferred deep links, testing

Astro content-first framework - islands architecture, content collections, file-based routing, SSR/SSG hybrid rendering, View Transitions, server islands, multi-framework component support

React Native Skia GPU-accelerated 2D graphics - Canvas, declarative drawing, shaders, image filters, Paragraph text, Atlas batch rendering, Reanimated animations

Testing and evaluation framework for LLM prompts and applications -- promptfooconfig.yaml, assertions, model-graded evals, red teaming, CI/CD integration, custom providers, and comparative evaluation

Pinecone serverless vector database -- index management, vector operations, metadata filtering, namespaces, hybrid search, inference API

Local-first architecture with sync queues

CockroachDB distributed SQL -- transaction retries, multi-region, online schema changes, follower reads, PostgreSQL compatibility gaps

NgRx SignalStore patterns for Angular state management. Use when managing client state with Angular Signals, composing store features, handling entities, or integrating RxJS effects.

Decorator-based ORM for TypeScript with Active Record and Data Mapper patterns

AWS SDK v3 for TypeScript — modular clients, command pattern, S3, DynamoDB, SQS, Lambda, SNS, Secrets Manager

React Native Reanimated 4 - shared values, animated styles, spring/timing/decay, layout animations, gesture integration, scroll-driven animations, interpolation, worklets, CSS animations

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 and Node environments.

date-fns patterns for TypeScript - formatting, parsing, manipulation, comparison, timezone handling, and internationalization

URQL GraphQL client patterns - useQuery, useMutation, exchange architecture, caching strategies, subscriptions

Playwright E2E testing patterns - test structure, Page Object Model, locator strategies, assertions, network mocking, visual regression, parallel execution, fixtures, and configuration

Vue 3 Composition API patterns, reactivity primitives, composables, lifecycle hooks

ElevenLabs voice AI SDK patterns for TypeScript/Node.js -- text-to-speech, streaming, voice cloning, speech-to-speech, pronunciation control, and conversational AI

Meilisearch search engine patterns -- client setup, indexing, search, filtering, facets, geo search, multi-tenancy, task management

Tailwind CSS v4 - utility-first CSS framework with CSS-first configuration

React Native performance profiling, optimization, and monitoring - JS/UI thread analysis, re-render prevention, list optimization, image performance, bundle size, startup time, memory leaks, React Compiler, New Architecture benefits

LlamaIndex.TS data framework for RAG, indexing, retrieval, query engines, chat engines, and agentic workflows in TypeScript

E2E testing with Playwright, main process unit testing, IPC testing, dialog/menu mocking, CI headless setup

Serverless PostgreSQL with branching, autoscaling, and edge-compatible driver

SolidJS fine-grained reactivity patterns - signals, effects, memos, stores, createResource, control flow components, Suspense, SolidStart

Storybook patterns - CSF 3.0, args, controls, autodocs, play functions, interaction testing, visual testing, addons configuration

CLI code review patterns. Use when reviewing CLI applications built with Commander.js, @clack/prompts, picocolors. Covers exit codes, signal handling, error messages, user experience, testing adequacy.

Type-safe Electron IPC patterns with typed channels, electron-trpc, MessagePort, and utility process communication

Type-safe client-side routing for React with file-based routes, search params validation, loaders, and code splitting

Cross-platform auto-update patterns with electron-updater (electron-builder ecosystem)

Extensible text editor framework by Meta

Turborepo CI pipelines with remote caching and affected detection

Investigation flow (Glob -> Grep -> Read), evidence-based research with file:line references, structured output format for AI consumption. Use for pattern discovery, implementation research, and codebase investigation.

React Native Paper v5+ - Material Design 3 theming, PaperProvider, key components, dynamic color, accessibility, tree-shaking, custom fonts, navigation integration

WCAG, ARIA, keyboard navigation

Type-safe i18n for Vue 3 Composition API

Native WebSocket API patterns, connection lifecycle, reconnection strategies, heartbeat, message typing, binary data, custom hooks

Unistyles 3.0 styling - C++ powered StyleSheet superset with zero re-renders, theming, breakpoints, variants, dynamic functions, runtime values

Socket.IO v4.x client patterns, connection lifecycle, reconnection, authentication, rooms, namespaces, acknowledgments, binary data, TypeScript integration

Resend + React Email templates

PostHog analytics and feature flags setup

Qwik resumable framework - zero hydration, $ lazy boundaries, signals, Qwik City file-based routing, routeLoader$, routeAction$, server$ RPC, serialization rules

TanStack Form patterns - useForm, form.Field, validators, arrays, linked fields, createFormHook, type safety

Redux Toolkit patterns for complex client state. Use when managing enterprise-scale state, needing DevTools, entity normalization, or RTK Query for data fetching.

tRPC type-safe API patterns, procedures, middleware, React Query integration

SCSS Modules, cva, design tokens

Background fetch, processing tasks, background location, headless JS, battery optimization - Expo and bare React Native

Docusaurus 3.x documentation framework — site configuration, docs/blog plugins, sidebars, versioning, MDX, swizzling, and deployment

Drizzle ORM, queries, migrations

Firebase backend-as-a-service — Firestore, Authentication, Cloud Functions v2, Storage, Hosting, Admin SDK, security rules, emulator suite

MongoDB ODM with schemas, validation, middleware, and TypeScript support

Nuxt patterns - file-based routing, data fetching (useFetch/useAsyncData), useState, server routes, middleware, auto-imports, layouts, SEO

Bundle optimization, render performance, Core Web Vitals

Biome v2 unified linter, formatter, and import organizer — single Rust-powered tool replacing ESLint + Prettier with 97% Prettier compatibility and 20x faster performance

Payload CMS v3 — TypeScript-native headless CMS with code-first collections, hooks, access control, Local/REST/GraphQL APIs, admin panel, and database adapter pattern

Hono routes, OpenAPI, Zod validation

Together AI SDK patterns for TypeScript — client setup, chat completions, streaming, structured output, function calling, embeddings, image generation, fine-tuning, and OpenAI-compatible endpoints

Stripe payment processing — Checkout Sessions, Payment Intents, subscriptions, webhooks, Connect, customer management, error handling

Versioning and changelog management with @changesets/cli — adding changesets, version bumping, changelog generation, monorepo publishing, pre-release modes, and CI automation

Graph-relational database with EdgeQL query language, code-first schema, link-based relations, computed properties, and fully typed TypeScript query builder

Official Cohere TypeScript SDK patterns -- CohereClientV2, chat, embeddings, rerank, RAG with citations, tool use, streaming, and model selection

File-based routing and navigation for Expo/React Native

Webhook patterns — receiving, sending, signature verification, and retry logic

Kubernetes manifests, Helm charts, Kustomize overlays, and resource patterns

Accessible React component library with style props and theming

VitePress 1.x — Vue-powered static site generator for documentation sites, built on Vite

View Transitions API patterns - same-document transitions, cross-document MPA transitions, shared element animations, pseudo-element styling, accessibility

Appwrite backend-as-a-service — Auth, TablesDB, Storage, Functions, Realtime, permissions model, typed client

Open-source headless CMS — content type schemas, REST API, Document Service API, custom controllers, lifecycle hooks, authentication, TypeScript

Serverless MySQL platform with branching, deploy requests, and edge-compatible driver

pnpm workspace protocol, filtering, catalogs, shared dependencies, publishing, and CI/CD for monorepo management

Pino, Axiom, Sentry installation - one-time project setup for logging and error tracking with source maps upload

Frameless windows, custom title bars, tray, menus, dock badges, vibrancy, kiosk mode, window state persistence

Cypress E2E testing patterns - test structure, data-cy selectors, cy.intercept() mocking, custom commands, fixtures, component testing, accessibility testing with cypress-axe, and CI/CD integration

Qdrant vector database -- collection management, point operations, payload filtering, named vectors, quantization, recommendations, snapshots

Auth.js (NextAuth v5) authentication patterns - configuration, providers, session strategies, middleware, database adapters, role-based access, Edge compatibility

React Native mobile development patterns - New Architecture (Fabric, TurboModules, JSI), component architecture, React Navigation 7+, FlashList v2 optimization, gestures with Reanimated 4, platform-specific code, React 19 features

LiteLLM proxy server setup, TypeScript client patterns via OpenAI SDK, model routing, fallbacks, load balancing, spend tracking, virtual keys, and production deployment

Replicate SDK patterns for TypeScript/Node.js -- client setup, predictions, streaming, webhooks, file handling, model versioning, deployments, and training

MongoDB with Mongoose ODM - schemas, models, queries, aggregation, indexes, TypeScript typing, connection management

Vite config, path aliases, vendor chunk splitting, environment-specific builds, Rolldown codeSplitting, Sass modern API, build targets, module preload

Turborepo, workspaces, package architecture, @repo/* naming, exports, tree-shaking

Serverless PostgreSQL on Vercel with edge-compatible SDK

ESLint 9/10 flat config with defineConfig(), Prettier v3.0+ shared config, eslint-config-prettier integration, typescript-eslint v8+ projectService

Modern native JavaScript (ES2022-ES2025) utility patterns that replace lodash

shadcn/ui component library patterns, CLI usage, theming, customization

Tauri 2.x multi-window creation, event system, window state persistence, parent/child and modal windows

GraphQL server for Fastify with Mercurius — loaders, subscriptions, federation, JIT compilation

Beautiful interactive CLI prompts with @clack/prompts and custom prompts with @clack/core

Atomic state management with auto-dependency tracking

PowerSync offline-first sync engine on SQLite for React Native - schema definition, watched queries, CRUD operations, backend connectors, sync rules, conflict resolution, attachments

Tauri 2.x Rust command patterns, state management, error handling, events, channels, testing

File-based routing, loaders, actions, defer streaming, useFetcher, error boundaries, progressive enhancement

Angular 17-19 standalone components, signals, control flow, dependency injection patterns

Edge-hosted SQLite database with libSQL driver and embedded replicas

Motion (formerly Framer Motion) animation patterns - motion components, variants, gestures, layout animations, scroll-linked animations, accessibility

Sequelize ORM, model definitions, associations, queries, transactions, migrations

VeeValidate v4 patterns - useForm, useField, defineField, useFieldArray, schema validation with Composition API

SQL query builder for PostgreSQL, MySQL, SQLite, and MSSQL -- fluent queries, schema builder, migrations, seeds, transactions, raw queries

Serverless Redis-compatible key-value store via Upstash REST API -- edge-compatible, automatic JSON serialization, TTL-based caching

Zod schema validation patterns for TypeScript - schema definitions, type inference, refinements, transforms, discriminated unions

Zustand stores, client state patterns. Use when deciding between Zustand vs useState, managing global state, or avoiding Context misuse.

Official Mistral AI TypeScript SDK patterns — client setup, chat completions, streaming, function calling, structured outputs, embeddings, vision, Codestral FIM, and production best practices

Provider-agnostic patterns for LLM function calling, tool loops, and agentic workflows

Client-side routing with data APIs — loaders, actions, error boundaries, search params, nested layouts, and code splitting

ICU message format internationalization

Svelte 5 Runes reactivity - $state, $derived, $effect, $props, $bindable, components, snippets, event handling, context API

Secure storage, certificate pinning, biometric auth, jailbreak detection, code obfuscation, network security, screenshot prevention for React Native

React Query server state, hey-api OpenAPI codegen, type-safe data fetching

Better Auth patterns, sessions, OAuth

Clerk managed authentication - ClerkProvider, middleware, pre-built components, hooks, server-side auth, organizations, webhooks

Cloudflare Workers edge compute platform — Wrangler CLI, KV, D1, R2, Durable Objects, Queues, Workers AI

Detox E2E gray-box testing for React Native - matchers, actions, expectations, waitFor, device API, synchronization, mocking, artifacts, CI integration

Tauri 2.x commands, IPC bridge, permission system, plugins, window management, system tray, packaging

Electron process architecture, IPC patterns, preload security, native APIs, packaging and distribution

NestJS backend framework - modules, controllers, services, DI, guards, pipes, interceptors, exception filters, middleware, DTOs with class-validator

Official TypeScript SDK for Google Gemini — client setup, text generation, multimodal input, function calling, structured output, streaming, embeddings, context caching, and chat sessions

Ant Design enterprise UI library for React

VueUse composable utility collection for Vue 3 - browser, sensor, network, state, animation, and component utilities

Hugging Face Inference SDK patterns for TypeScript/Node.js — InferenceClient setup, chat completion, text generation, streaming, embeddings, image generation, audio transcription, translation, summarization, and Inference Endpoints

Electron Forge build toolchain -- makers, publishers, code signing, fuses, hooks, CI/CD packaging

Image understanding and document analysis with Claude's multimodal capabilities -- image input formats, PDF processing, multi-image patterns, structured extraction, and token cost estimation

The official skills marketplace for Agents Inc, an agent composition framework that builds stacks and compiles specialized subagents for Claude Code