Simple Tree

A lightweight, simple and powerful tree menu component for Flutter Web admin panels.

The easiest way to build a beautiful nested sidebar navigation menu in Flutter.

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Features

• Extremely simple JSON configuration
• Support unlimited nested submenus
• Two usage modes: Manual and Automatic (recommended)
• Built with rxflare for reactive state management
• Designed specifically for Flutter Web admin systems
• Lightweight with minimal dependencies

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Installation

dependencies:
  simple_tree: ^1.1.3

Run:

flutter pub get

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Quick Start

Method 1: Manual Configuration

1. Create menu.json
2. Manually define route_mapper.dart

Method 2: Automatic Route Generation (Recommended)

1. Put your pages in the views/ folder
2. Match the page field in JSON with your class name
3. Run:

dart run gen_route.dart

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Example

See the example folder for a complete working demo.

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Documentation

Detailed usage instructions (Chinese): 中文文档

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License

MIT License © 2025 msfm2018