Lively is a desktop wallpaper engine for Windows that renders videos, web pages, and interactive shaders as dynamic, animated backgrounds. It functions by creating a transparent window layer behind desktop icons, utilizing native system handles to integrate content directly into the workspace.
The application provides tools for system personalization, including the ability to adjust taskbar transparency and application themes to modify the visual style of the operating system. It also includes a command-line interface that allows for the automation of background playback and system configuration settings through external scripts.
The software leverages native multimedia frameworks and hardware acceleration to process high-definition video and graphical content. It manages these background elements and system settings through an inter-process communication system that coordinates between the user interface and the background service.