Mockuuups Studio - Fast and easy way to create product mockups on macOS, Windows and Linux.
Contra Wireframe Kit - Open source wireframe kit for design and prototyping 🚀
lstore.graphic - Mockup Scene Creator
Platforma - Wireframe library of layouts and UI elements
Flatlogic - Business Software: AI-Driven Solutions at Speed.
Craftwork - A collection of User Interface resources made by Craftwork