Device Shots - Generate high-resolution device mockups using a screenshot.
MockMagic - A free, easy-to-use device mockup generator
Facebook Design - Devices - Images and Sketch files of popular devices.
Dimmy.Club - Device mockup generator for your website and app screenshots
Mockuuups Studio - Fast and easy way to create product mockups on macOS, Windows and Linux.
Mockup Generator by Pixeltrue - Create beautiful product mockups in just a few clicks