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macos-wallpaper

Manage the desktop wallpaper on macOS

This is both a command-line app and a Swift package.

It correctly handles getting the active wallpaper even when the wallpaper is set to a directory.

CLI

Requires macOS 10.14.4 or later.

Install

Homebrew
brew install wallpaper
Manually

Download the binary and put it in /usr/local/bin.

Usage

By default, it sets and gets the wallpaper for all screens. Use the --screen flag to change this.

$ wallpaper

USAGE: wallpaper <subcommand>

OPTIONS:
  --version               Show the version.
  -h, --help              Show help information.

SUBCOMMANDS:
  get                     Get current wallpaper images.
  set                     Set image as wallpaper.
  set-solid-color         Set solid color as wallpaper.
  screens                 Get a list of available screens.

$ wallpaper get --help

OVERVIEW: Get current wallpaper images.

USAGE: wallpaper get [--screen <screen>]

OPTIONS:
  --screen <screen>       Values: all, main, <index> (default: all)

$ wallpaper set --help

OVERVIEW: Set image as wallpaper.

USAGE: wallpaper set <path> [--screen <screen>] [--scale <scale>] [--fill-color <fill-color>]

ARGUMENTS:
  <path>                  The path to the image to use as wallpaper.

OPTIONS:
  --screen <screen>       Values: all, main, <index> (default: all)
  --scale <scale>         Values: auto, fill, fit, stretch, center (default: auto)
  --fill-color <fill-color>
                          Format: Hex color <RRGGBB>

$ wallpaper set-solid-color --help

OVERVIEW: Set solid color as wallpaper.

USAGE: wallpaper set-solid-color <color> [--screen <screen>]

ARGUMENTS:
  <color>                 The color to use as wallpaper.

OPTIONS:
  --screen <screen>       Values: all, main, <index> (default: all)
Set
wallpaper set unicorn.jpg
Set solid color
wallpaper set-solid-color 0000ff
Get
wallpaper get
/Users/sindresorhus/unicorn.jpg

API

Building this requires the latest Xcode and macOS version. The package supports macOS 10.14.4 or later.

Install

Add the following to Package.swift:

.package(url: "https://github.com/sindresorhus/macos-wallpaper", from: "2.3.2")

Or add the package in Xcode.

Usage

import Wallpaper

let imageURL = URL(fileURLWithPath: "<path>", isDirectory: false)
try! Wallpaper.set(imageURL, screen: .main, scale: .fill)

let solidColor = NSColor.blue
try! Wallpaper.set(solidColor, screen: .main)

print(try! Wallpaper.get(screen: .main))

See the source for more.

Dev

Run

swift run wallpaper

Build

swift build --configuration=release --arch arm64 --arch x86_64 && mv .build/apple/Products/Release/wallpaper .

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