About This Software

OS Engine is a native macOS application makes your desktop feel alive without compromising performance. Whether you want subtle ambience or animated scenes, you can create, edit, and share in minutes. Customize infinitely by adding your own 2D HTML overlays with embedded CSS or 3D Threejs Overlays.

Features:

Dynamic Video Wallpapers

• Cinematic loops

• Custom HTML objects with live update animations

• Auto-pause on fullscreen and battery

Custom HTML Overlays

• Run HTML/CSS/JS safely above any wallpaper

• Pointer-events safe, transparent background

• Combine multiple elements and save versions

Web Wallpapers

• Live dashboards, maps, or art in a sandboxed web view

• Content JS enabled; background forced transparent

Editor

• Design scenes with elements, keyframes, and presets

• Versioning with quick load/rename

• Inline apply to desktop

Automation

• Switch scenes by app focus, time, or context

• Pause on battery/fullscreen

• Per-monitor assignments

Inline Updates

• Get new builds directly in-app — no manual downloads

• Signed builds, quick apply

Multi-monitor Support

• Independent wallpapers per display

Battery Friendly

• Optimized renderers with smart pausing to save resources