Alternatives to MockupScreens for all platforms with any license

Pencil Project

Pencil is a standalone app or Firefox extension that lets you create diagrams or UI mockups. It doesn't have collaboration/multi-user features. The Pencil...

Free Open Source Mac Windows Linux PortableApps.com Electron / Atom Shell ... Firefox
Cliparts Firefox Extensions Wireframing Add a feature

336 Like
Balsamiq Wireframes

Balsamiq Wireframes is a rapid low-fidelity UI wireframing tool that reproduces the experience of sketching on a notepad or whiteboard, but using a computer. FEATURES...

Commercial $ $ $ Mac Windows Web
Real time collaboration Add a feature

105 Like
InVision

InVision's prototype tool lets you create interactive wireframes and high-fidelity prototypes. Share your work and get instant feedback right on-screen.

Freemium Web
Import from Sketch Basecamp integration GitHub integration Group chat ... Jira integration Kanban boards Support for @mentions Real time collaboration Slack integration Trello integration Add a feature

63 Like
Marvel

Marvel is a free prototyping tool that transforms static design files (like Photoshop files, PNG etc) and sketches into interactive, sharable prototypes that look and...

Freemium Web Android iPhone Apple Watch tvOS
Anonymous Commenting Built-in Commenting System Add a feature

22 Like
Axure RP

Axure RP is the leading tool for rapidly creating wireframes, prototypes and specifications for applications and web sites.

Commercial Mac Windows
No features added Add a feature

35 Like
Origami Studio

Origami Studio is a free design tool built by Facebook designers for creating interactive UI prototypes. An elegant, layer-based interface allows designers to repaidly...

Free Mac Android iPhone
No features added Add a feature

11 Like
Diagramo

Diagramo is an online flowchart software - diagrams (create, edit and share) - organization charts (create, edit and share) - network diagrams (create, edit and...

Free Open Source Web
Export to PNG Web-Based Add a feature

16 Like
MockFlow

Nothing to download/install, create and access your mockups from anywhere. Add pages with templates and define links to present a clickable prototype. Our...

Freemium Web
Real time collaboration Add a feature

17 Like
UXPin

UXPin is a web-based system for managing design documents like wireframes, sitemaps, persona descriptions or flowcharts. It lets you upload image files, invite teammates...

Commercial Mac Windows Linux Web
Wireframing Add a feature

28 Like
STUDIO

STUDIO lets you easily design & publish websites from scratch without writing any code. With the option of starting from a blank canvas, wireframe or template, you...

Freemium $ $ $ Web
Custom types builder Responsive design WYSIWYG Support Add a feature

5 Like
Mockup Designer

Mockup Designer, built with Backbone, Backbone-LocalStorage and Html2Canvas, is a super-easy-to-use mockup tool that uses the local storage of your browser as its...

Free Open Source Web
No features added Add a feature

11 Like
Justinmind

Justinmind is the best solution to prototype any web or mobile app you can think of. You can define websites and apps for Web, iOS, and Android with our intuitive...

Commercial $ $ $ Mac Windows
No features added Add a feature

10 Like
WireframeSketcher

WireframeSketcher is a software tool that helps quickly create wireframes, mockups and prototypes for desktop, web and mobile applications. It comes both as a plug-in...

Commercial Mac Windows Linux Eclipse
Portable Add a feature

10 Like
Atomic

Work your way up from a blank canvas, or pull in designs from Photoshop or Sketch. Lay out your states and instantly animate between them, without coding a thing. Share...
- Discontinued Atomic announced the end of their prototyping tool and a new direction for Atomic
Freemium $ $ $ Web
No features added Add a feature

7 Like
Moqups

A streamlined web app that helps you create and collaborate in real-time on wireframes, mockups, diagrams and prototypes.

Freemium Web
Real time collaboration SVG Support Add a feature

72 Like