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.
Prototype cheaply and quickly for iPad, iPhone, Android, Windows Phone 7, Facebook and web using Apple Keynote, Microsoft PowerPoint or OpenOffice Impress.
Prototype cheaply and quickly for iPad, iPhone, Android, Windows Phone 7, Facebook and web using Apple Keynote, Microsoft PowerPoint or OpenOffice Impress.
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mockups prototyping development wireframe user-interface prototype design
Pencil is a standalone app or Firefox extension that lets you create diagrams or UI mockups. It doesn't have collaboration/multi-user features.
Free Open Source Mac OS X Windows Linux Firefox Electron / Atom Shell
draw, part of the apache openoffice suite, is a graphics editor that gives you the tools to communicate with visuals and diagrams.
Free Open Source Mac OS X Windows Linux
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
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
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 OS X Windows Linux Eclipse
Design your software or website mockups within minutes. Mockup Builder is a new look to solve old problem with prototyping and sharing sketches with customers. This...
Freemium Web
FlairBuilder is a user interface prototyping tool for easy authoring of interactive website wireframes, mockups and GUI prototypes.
Commercial Mac OS X Windows Linux
ProtoShare is a web-based, collaborative wireframing and prototyping tool. It hosts a WYSIWYG drag-and-drop interface, as well as advanced components users can...
Commercial Web
SwordSoft Layout is an desktop application that makes it very easy for you to create, preview, and manage mockups of your website, mobile application or desktop...
Commercial Mac OS X Windows
Serena Prototype Composer - the best agile application prototyping tool is now free! View the demo, take the product tour, or download it free today.
Freemium Windows
The GoVisual Diagram editor (GDE) provides powerful functionality for editing and automatic layout of diagrams. Diagrams are represented in form of graphs and cluster...
Free Windows Linux
MockupTiger is a web based application that helps you to build fluid wireframes, mockups or prototypes for your next web application or desktop software. It has a...
Commercial Windows Linux Android iPhone Web
MockupCreator is a tool to create mockups, prototypes and wireframes. MockupCreator will help you to accelerate your products development and improve the quality of...
Commercial Windows