Use an iPhone, iPad, or spare Mac as a true second display for your Mac without restrictions.
Use a Mac or a Windows PC as a real extended display for another computer on your local network. Free and open source, macOS ⇄ Windows, no cloud, no account — a Sidecar and spacedesk alternative.
Seamlessly share keyboard, mouse, audio, and clipboard across multiple devices with InputConnect, cross-platform, secure, and designed for productivity.
PC screen extension app for Lumia Windows Phone devices
Use an Android phone or tablet as a low-latency second monitor for Windows, with pen pressure, tilt and touch. USB or Wi-Fi.
Documentation, issue tracker and releases for PrismDesk - a wireless second monitor for Windows, using an Android tablet.
To associate your repository with the screen-extension topic, visit your repo's landing page and select "manage topics."