Free open-source iOS 12 iPad/iPhone second monitor for Mac. OpenDisplay-compatible client over USB/Lightning & Wi-Fi. Sidecar/Duet alternative for old devices.
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Updated
Jul 29, 2026 - Swift
Free open-source iOS 12 iPad/iPhone second monitor for Mac. OpenDisplay-compatible client over USB/Lightning & Wi-Fi. Sidecar/Duet alternative for old devices.
Turn any iPad into a wireless monitor for your Mac. Stream an existing display or a virtual iPad-sized one over your local network using NDI or the built-in HEVC engine, with private pairing, live display controls, and Capture One integration.
Turn an iPad Air 1st generation (A1474, MD785LL/B, iOS 12.5.8) into a wired Retina second display for macOS
OpenDisplay fork for Mac to Android tablet display, Chinese UI, and iOS self-build support.
Turn your iPad into a Sidecar display from the macOS command line — works headlessly, even when your Mac's screen is dead. Bind it to a keyboard shortcut.
Mirror of peetzweg/opendisplay - Turn your iPhone or iPad into a true second display for your Mac (open source)
fork of ipad-iphone-second-monitor-ios12-free. added AWDL connection feature to use an old iPad/iPhone as a Mac second display without a local network. great thanks to https://github.com/cuongpham1/ipad-iphone-second-monitor-ios12-free
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