Wireframes, Mockups & Prototypes

Figma is a cloud-based UI prototype and design platform that lets multiple teams collaborate on designing, testing, and releasing interface or product designs.

Mockups-Design is a collection site of many mockups in various categories. The design comes in PSD format that you can use commercially with no attribution.

Mockup World is a mockups stock site offering paper mockups, picture frame mockups, packaging mockups, poster mockups, billboard mockups, iPhone mockups, and more.

Penpot is a professional web-based design and prototyping tool for real-time collaboration between designers and developers. Penpot uses SVG as its native format instead of closed-sourced formats that need “exporting.”

Quant UX is a research, usability & UI prototyping tool to test your design and analyze interactive prototypes quickly. Its visual analysis makes it easy to find and quickly fix pain points in your UI design.

UI Generator is a simple mockup generator for creating mockup UI for your landing page, prototype, presentation, or blog post and downloading PNG files.