Multi

Overview

Multi is a developer-focused utility that lets you turn any group of websites into a standalone, lightweight macOS application. Unlike standard wrappers, it offers deep customization via JSON, allowing you to inject custom JavaScript and CSS to modify site behavior (like fixing links or adding dark mode), handle native notifications, and automate app creation via CLI.

Key features

• Turn websites into macOS apps
• Inject custom JS & CSS
• Native notifications & file uploads
• CLI for automation
• JSON configuration
• Tabbed or floating windows
• Lightweight WebKit engine