Application Asset Generator

A tool to quickly generate mobile app assets. Supports just about any format you can think of.

Library is located within /lib. Example usage within an API is located within /api, and also hosted at https://app-asset-generator-api.draftbit.com.

Requirements

GraphicsMagick (brew install graphicsmagick, port install GraphicsMagick)
If using Illustrator files (.ai or .eps), ghostscript (brew install ghostscript, port install ghostscript)

Run yarn or npm install
To run server: yarn start
To process images from command line: yarn process --imagePath= --color= [--outputDir=] OR yarn process --imageUrl= --color= [--outputDir=]

/icon - Generates an app icon with the logo centered over a background color
- Query Parameters:
  - logoUrl - The URL of the logo to use for the app icon
  - color - The hex value of the background color of the app icon
- Example: https://app-asset-generator-api.draftbit.com/icon?logoUrl=https://upload.wikimedia.org/wikipedia/commons/thumb/c/c2/F_icon.svg/1000px-F_icon.svg.png&color=fff
/splash - Generates a splash screen with the logo centered over a background color or image
- Query Parameters:
  - logoUrl - The URL of the logo to use for the splash screen
  - color - The hex value of the background color of the splash screen. Either color or backgroundUrl is required
  - backgroundUrl - The URL of the image to use for the background of the splash screen. Either color or backgroundUrl is required
- Example: https://app-asset-generator-api.draftbit.com/splash?logoUrl=https://upload.wikimedia.org/wikipedia/commons/thumb/c/c2/F_icon.svg/1000px-F_icon.svg.png&color=fff

imagePath The path of the input logo image to be used for asset generation. Either imagePath or imageUrl is required
imageUrl The URL of the input logo image to be used for asset generation. Either imagePath or imageUrl is required
color The color to use as the asset background color
(Optional) backgroundImagePath The path of the image to use as the background of the splash screen
(Optional) backgroundImageUrl The URL of the image to use as the background of the splash screen
(Optional) outputDir The directory to output the assets. If not specified, the current directory will be used