GitHub - facebook/lexical: Lexical is an extensible text editor framework that provides excellent reliability, accessibility and performance.

An extensible text editor framework that provides excellent reliability, accessibility and performance.

Documentation | Getting Started | Playground | Gallery

Features

Framework Agnostic Core - Works with any UI framework, with official React bindings
Reliable & Accessible - Built-in accessibility support and WCAG compliance
Extensible - Plugin-based architecture with powerful extension points
Immutable State Model - Time-travel ready with built-in undo/redo
Collaborative Editing - Real-time collaboration via Yjs integration
Serialization - Import/export from JSON, Markdown, and HTML
Rich Content - Support for tables, lists, code blocks, images, and custom nodes
Cross-browser - Firefox 52+, Chrome 49+, Safari 11+, Edge 79+
Type Safe - Written in TypeScript with comprehensive type definitions

Quick Start

npm install lexical @lexical/react

import { $getRoot, $getSelection } from 'lexical';
import { LexicalComposer } from '@lexical/react/LexicalComposer';
import { PlainTextPlugin } from '@lexical/react/LexicalPlainTextPlugin';
import { ContentEditable } from '@lexical/react/LexicalContentEditable';
import { HistoryPlugin } from '@lexical/react/LexicalHistoryPlugin';
import { LexicalErrorBoundary } from '@lexical/react/LexicalErrorBoundary';

const initialConfig = {
  namespace: 'MyEditor',
  onError: (error) => console.error(error),
};

function Editor() {
  return (
    <LexicalComposer initialConfig={initialConfig}>
      <PlainTextPlugin
        contentEditable={<ContentEditable />}
        ErrorBoundary={LexicalErrorBoundary}
      />
      <HistoryPlugin />
    </LexicalComposer>
  );
}

Try it yourself:

Development

# Install dependencies
pnpm install

# Start playground dev server
pnpm run start

# Run tests
pnpm run test-unit
pnpm run test-e2e-chromium

# Lint and type check
pnpm run ci-check

See CONTRIBUTING.md for detailed development guidelines.

Documentation

User Guide: lexical.dev/docs/intro
API Reference: lexical.dev/docs/api
Developer Guide: AGENTS.md - Architecture and development workflows
Examples: examples/ - Sample implementations

Community & Support

Discord: Join our Discord server for questions and discussions
Twitter: Follow @lexicaljs for updates
Issues: Report bugs and request features on GitHub Issues

Browser Support

Browser	Version
Chrome	49+
Firefox	52+
Safari	11+
Edge	79+

Contributors

We welcome contributions! Please read our Contributing Guide to learn about our development process and how to propose bugfixes and improvements.