A QXW file contains a workspace created by Q Light Controller+ (QLC+), a free, cross-platform program used to control DMX or analog lighting systems. It stores information about a workspace, which may include light fixtures and functions used to automate fixture settings. QXW files also contain the properties of each light fixture, which includes the manufacturer, model, bulb type, lens, focus, and physical dimensions of the fixture.

QXW file open in Q Light Controller+ 4 Functions that may be included in a QXW file are scenes, chasers, sequences, EFX, RGB matrices, collections, shows, and audio. Each function provides different capabilities and can be added to a workspace by clicking the "Functions" tab in the interface and selecting a function. You can create a new workspace in QLC+ by selecting the document icon on the left side of the menu bar, then save it in a QXW file by selecting the floppy disk icon in the menu bar. You can open a workspace stored in a QXW file by selecting the blue folder icon in the menu bar.