Framework Tools

Framework Tools — free online tools

87 tools

React Hooks Reference

useState/useEffect hooks reference HOT

Context Patterns

React Context API usage patterns

Performance Tips

React performance optimization tips

Testing Library Reference

React Testing Library reference

React Query Guide

TanStack Query data fetching guide

Redux Toolkit

RTK state management cheatsheet

React Router v6

React Router v6 routing guide
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Composition API

Vue 3 Composition API reference
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Vue Router v4

Vue Router 4 routing config guide
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Pinia Guide

Vue 3 Pinia state management
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Vite + Vue Setup

Vite + Vue 3 project setup guide
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Vue Testing

Vue Test Utils testing reference
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Angular CLI

Angular CLI commands cheatsheet
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Angular Signals

Angular 17+ Signals API reference NEW
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Angular Forms Guide

Reactive & template forms guide
🔺

RxJS Patterns

RxJS operators in Angular guide
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Angular Testing

Angular TestBed testing reference

Next.js Routing

Next.js App Router routing guide

Next.js Data Fetching

Server Components data fetching

Next.js API Routes

Next.js API route config guide

Next.js Middleware

Next.js Middleware usage guide

Next.js Optimization

Image/Font/Script optimization
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Nuxt Modules

Nuxt 3 module system reference
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Nuxt Composables

Nuxt built-in composables guide
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Nuxt Routing

Nuxt 3 file-based routing guide
🔶

Svelte Stores Guide

Svelte Store reactive state guide
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Svelte Transitions

Svelte transition animation API
🔶

SvelteKit Reference

SvelteKit routing & data loading
🚂

Express Middleware

Express middleware writing guide
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Express Routing Patterns

Express route organization guide
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Express Error Handling

Express error middleware guide
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Express Security

Express Helmet security config

FastAPI Dependencies

FastAPI dependency injection guide

FastAPI Models

FastAPI Pydantic models reference

FastAPI Auth

FastAPI OAuth2/JWT auth reference
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Django ORM Reference

Django ORM query cheatsheet
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Django Admin Guide

Django Admin customization guide
🎸

DRF Reference

Django REST Framework reference
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Django Signals

Django signal mechanism reference
🍃

Spring Annotations

Spring Boot annotations reference
🍃

Spring Data JPA

Spring Data JPA methods reference
🍃

Spring Security

Spring Security config reference
🍃

Spring Actuator

Spring Boot Actuator endpoints
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Eloquent ORM Guide

Laravel Eloquent ORM reference
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Blade Templates

Laravel Blade template syntax
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Laravel Middleware

Laravel middleware registration
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Laravel Queues

Laravel job queue config & usage
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ActiveRecord Reference

Rails ActiveRecord query reference
💎

Rails Routing Guide

Rails routing DSL cheatsheet
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Rails Turbo Guide

Rails Turbo/Hotwire reference
🐱

NestJS Modules

NestJS module system reference
🐱

NestJS Guards

NestJS guards & interceptors
🐱

NestJS Decorators

NestJS custom decorators guide
📡

tRPC Router

tRPC router & type inference
📡

tRPC Client

tRPC React Query client guide
🐹

Gin Routing

Go Gin routing & groups guide
🐹

Gin Middleware

Go Gin middleware writing guide
🐹

Echo Framework Reference

Go Echo framework cheatsheet
🐹

Fiber Framework Reference

Go Fiber framework cheatsheet
🔥

Hono Framework Reference

Hono edge web framework guide NEW
🚀

Astro Components

Astro component syntax reference
🚀

Astro Routing

Astro file & dynamic routing

Qwik Framework Guide

Qwik resumability & lazy loading
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Remix Framework Guide

Remix loaders & form actions
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Astro Framework Guide

Astro islands & content collections
🔥

HTMX Guide

HTMX attributes & hypermedia
🏔

Alpine.js Guide

Alpine.js lightweight reactivity

Stencil.js Guide

Stencil Web Components guide
🔥

Lit Framework Guide

Lit Web Components guide
🐍

Flask Guide

Flask routing, context & blueprints

Go Fiber Guide

Go Fiber high-perf framework
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Hono Guide

Lightweight multi-runtime framework
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Actix Web Guide

Rust Actix Web framework guide
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Axum Framework Guide

Rust Axum web framework guide
🎯

Ktor Framework Guide

Kotlin Ktor server-side guide
🍃

Spring WebFlux Guide

Spring reactive & R2DBC guide
🔌

gRPC Guide

Protobuf & gRPC service definition

GraphQL Server Guide

Apollo Server / GraphQL Yoga
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Prisma ORM Guide

Prisma Schema & DB migration
💾

Drizzle ORM Guide

Drizzle type-safe SQL queries
🗄

Turso Database Guide

LibSQL edge database guide

Supabase Guide

Supabase DB, auth & realtime

TanStack Query Guide

Async state & data fetching
🐻

Zustand State Management

Lightweight React state manager

Jotai Atomic State

Atomic React state management

Vite Config Guide

Vite build tool config & plugins
📦

Webpack Config Guide

Webpack module bundler config