shotsnapp - Create beautiful device mockup presentation
Figma Super Tidy - Figma plugin to easily align, rename and reorder your frames
The Mockup Club - Get the best design mockups for free
Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
Mockuuups Studio - Fast and easy way to create product mockups on macOS, Windows and Linux.
Easometric Figma Plugin - With Easometric it's really easy to create isometric layers.