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icon-generator

Design
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Generate app icons and favicons in multiple sizes from a single source image. Support for iOS, Android, web favicon, and social media formats.

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Icon Generator

Generate app icons in all required sizes from a single image.

Features

  • Multi-Platform: iOS, Android, Web, macOS, Windows
  • Batch Generation: All sizes from one source
  • Smart Scaling: Maintain quality at all sizes
  • Format Support: PNG, ICO, ICNS
  • Presets: Platform-specific size sets
  • Rounding Options: Square or rounded corners

Quick Start

from icon_generator import IconGenerator

gen = IconGenerator()

# Generate all iOS icons
gen.load("logo.png")
gen.generate_ios("ios_icons/")

# Generate all favicon sizes
gen.load("logo.png")
gen.generate_favicon("favicon/")

# Generate specific sizes
gen.load("logo.png")
gen.generate_sizes([16, 32, 64, 128, 256, 512], "icons/")

CLI Usage

# Generate iOS icons
python icon_generator.py --input logo.png --preset ios --output-dir ios_icons/

# Generate Android icons
python icon_generator.py --input logo.png --preset android --output-dir android_icons/

# Generate favicons
python icon_generator.py --input logo.png --preset favicon --output-dir favicon/

# Custom sizes
python icon_generator.py --input logo.png --sizes 16 32 64 128 256 -o icons/

# Generate all platforms
python icon_generator.py --input logo.png --preset all --output-dir app_icons/

API Reference

IconGenerator Class

class IconGenerator:
    def __init__(self)

    # Loading
    def load(self, filepath: str) -> 'IconGenerator'

    # Generation
    def generate_ios(self, output_dir: str) -> List[str]
    def generate_android(self, output_dir: str) -> List[str]
    def generate_favicon(self, output_dir: str) -> List[str]
    def generate_macos(self, output_dir: str) -> List[str]
    def generate_windows(self, output_dir: str) -> List[str]
    def generate_pwa(self, output_dir: str) -> List[str]
    def generate_all(self, output_dir: str) -> Dict[str, List[str]]

    # Custom
    def generate_sizes(self, sizes: List[int], output_dir: str,
                      prefix: str = "icon") -> List[str]
    def generate_single(self, size: int, output: str) -> str

    # Options
    def set_rounding(self, radius_percent: float) -> 'IconGenerator'
    def set_padding(self, padding_percent: float) -> 'IconGenerator'
    def set_background(self, color: Tuple) -> 'IconGenerator'

Platform Sizes

iOS (App Store)

  • 20x20, 29x29, 40x40, 60x60, 76x76, 83.5x83.5
  • 1024x1024 (App Store)
  • @2x and @3x variants

Android

  • mdpi: 48x48
  • hdpi: 72x72
  • xhdpi: 96x96
  • xxhdpi: 144x144
  • xxxhdpi: 192x192
  • Play Store: 512x512

Favicon

  • 16x16, 32x32, 48x48
  • 180x180 (Apple Touch)
  • 192x192, 512x512 (PWA)

Windows

  • 16x16, 32x32, 48x48
  • 256x256 (ICO)

Dependencies

  • pillow>=10.0.0