spacedesk - USB Display for PC

Spacedesk is a versatile Windows desktop extension and screen sharing tool that enables users to expand, mirror, or remotely access their Windows PC display across multiple devices. Compatible with Windows 11, 10, and 8.1, it supports connections via USB, WiFi, or LAN networks. The software offers various functionalities including screen casting to TVs, tablets, or smartphones, desktop remoting viewing, drawing tablet capabilities with digitizer pen support, and wireless display monitoring similar to Miracast and AirPlay. Users can utilize spacedesk for screen streaming with audio, display mirroring, screen cloning, and workspace extension. The application supports remote control features with touchscreen, keyboard, and mouse input, making it an ideal solution for creating portable multi-monitor setups or using mobile devices as secondary displays. For optimal performance with minimal lag, users can connect through USB or direct LAN connections, making it a practical tool for both professional and personal use.