Facebook Design - Devices - Images and Sketch files of popular devices.
Notch.one - The only notch for your devices
Smartmockups - Create stunning product mockups, easily and online.
TouchDesigner - TouchDesigner is a visual development platform that equips you with the tools you need to create stunning realtime projects and rich user experiences.
Mockuuups Studio - Fast and easy way to create product mockups on macOS, Windows and Linux.
Unreal Engine - Unreal Engine 4 is a suite of integrated tools for game developers to design and build games, simulations, and visualizations.