Flutter Icons: Complete Guide to Available Icon Libraries

When working with Flutter, finding the right icons for your application can be challenging. This comprehensive guide covers all available icon options, from built-in Material Icons to popular third-party packages.

Default Material Icons

Flutter comes with a comprehensive set of Material Design icons built-in. These require no additional dependencies and are instantly available in your project:

Icon(
  Icons.search, // Use any Material icon name
  size: 24.0,
  color: Colors.blue,
),

INFO

You can browse all available Material icons in the official Flutter documentation or directly on Google Fonts Icons.

Popular Third-Party Icon Packages

Font Awesome Icons

# pubspec.yaml
dependencies:
  font_awesome_flutter: ^latest_version

import 'package:font_awesome_flutter/font_awesome_flutter.dart';

Icon(FontAwesomeIcons.github);

Ionicons

dependencies:
  ionicons: ^latest_version

import 'package:ionicons/ionicons.dart';

Icon(Ionicons.heart);

Fluent UI Icons (Microsoft)

dependencies:
  fluentui_system_icons: ^latest_version

import 'package:fluentui_system_icons/fluentui_system_icons.dart';

Icon(FluentIcons.access_time_24_regular);

Icon Search and Discovery Tools

Icon Forest

Icon Forest provides access to over 160,000 icons from various packages in a unified interface:

dependencies:
  icon_forest: ^latest_version

TIP

Visit the Icon Forest website to browse icons visually before implementing them.

FlutterIcon.com

This website allows you to customize and generate custom icon packages by selecting icons from multiple libraries:

1. Visit FlutterIcon.com
2. Choose icons from various libraries
3. Download your custom icon package

Specialized Icon Libraries

# Add to pubspec.yaml based on your needs
dependencies:
  unicons: ^latest_version          # 1000+ outlined and solid icons
  line_icons: ^latest_version       # Line icon set
  eva_icons_flutter: ^latest_version # Eva Design System icons
  hugeicons: ^latest_version        # Extensive icon collection

Animated Icons

For animated icon solutions:

dependencies:
  animated_icon: ^latest_version    # Custom animated icons
  rive_animated_icon: ^latest_version # Rive-based animations

// Basic animated icon usage
AnimatedIcon(
  icon: AnimatedIcons.menu_arrow,
  progress: animationController,
);

Practical Tips

Basic Usage

Icon(
  Icons.star,
  color: Colors.amber,
  size: 30.0,
)

Icon Button

IconButton(
  icon: Icon(Icons.favorite),
  onPressed: () {
    // Handle press
  },
  color: Colors.red,
)

WARNING

Always check the license terms when using third-party icon packages, especially for commercial projects.

Cheat Sheets and Resources

• Material Icons PDF Cheat Sheet - Printable reference
• Material Design Icons - Alternative browsing interface

App Icon Generation

For generating launcher icons for multiple platforms:

• Icon Kitchen - Generate Android, iOS, web, and macOS app icons

This comprehensive collection of icon resources ensures you'll find the perfect icons for your Flutter application, whether you need basic UI elements, brand-specific icons, or animated visuals.