preact

Create new Preact projects with npm create preact my-app.

Updated Apr 12, 2026

Search Tags:#frontend #optimization #library #preact #web-development #react-compat

Ready to run

npx skills add https://github.com/gil00pita/lanify --skill preact-gil00pita

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: preact
Source: https://github.com/gil00pita/lanify/tree/main/.agents/skills/preact
Command: npx skills add https://github.com/gil00pita/lanify --skill preact-gil00pita

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

Preact provides a fast, lightweight alternative to React that reduces JavaScript payloads and speeds up page loads for modern web apps.

Core Features & Use Cases

Small footprint with a 3KB core library while maintaining a compatible React API
Optional Signals for fine-grained reactivity and reduced re-renders
Easy migration path from React using preact/compat for existing libraries
Ideal for performance-sensitive projects, mobile web, and progressive enhancement

Quick Start

Create a new Preact project with npm create preact my-app and start the dev server with npm run dev.

Frequently Asked Questions about preact

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I reduce my web app's JavaScript bundle size for faster page loads?▼

To reduce JavaScript bundle size for faster page loads, you can use Preact, a fast 3KB alternative to React that maintains a compatible API while significantly shrinking your payload.

How does Preact compare to React for performance-sensitive frontend projects?▼

For performance-sensitive frontend projects, Preact offers a smaller 3KB core compared to React, maintaining API compatibility through preact/compat while speeding up page loads on mobile and web.

Can I migrate an existing React project to a lightweight alternative without breaking my libraries?▼

Yes, you can migrate existing React projects to Preact without breaking libraries by using preact/compat, which provides an easy migration path and ensures compatibility with your current React ecosystem.

How do I create a new Preact project from scratch?▼

To create a new Preact project from scratch, run the command npm create preact my-app in your terminal, then start the development server with npm run dev to begin building your web app.

What are Signals in Preact and when should I use them?▼

Signals in Preact provide optional fine-grained reactivity that reduces unnecessary re-renders, making them ideal for web development scenarios requiring optimized performance and lightweight reactivity management.

Does Preact work with modern web development tooling and progressive enhancement?▼

Yes, Preact works seamlessly with modern web development tooling and is ideal for progressive enhancement, offering a compact API suitable for performance-sensitive projects and mobile web applications.