Pencil is a standalone app that lets you create diagrams or UI mockups. It doesn't have collaboration/multi-user features.
Cost / License
- Free
- Open Source (GPL-2.0)
Application types
Alerts
- Discontinued
Platforms
- Mac
- Windows
- Linux
- PortableApps.com




Wired Designer is described as 'Mockup tool built using web components from the Wired Elements library. It's made by the author of Rough.js and utilizes similar concepts in emulating hand-drawn, sketchy styling for visuals' and is a Prototyping tool in the development category. There are more than 50 alternatives to Wired Designer for a variety of platforms, including Mac, Windows, Web-based, Linux and iPhone apps. The best Wired Designer alternative is Pencil Project, which is both free and Open Source. Other great apps like Wired Designer are Balsamiq Wireframes, Moqups, InVision and Axure RP.
Pencil is a standalone app that lets you create diagrams or UI mockups. It doesn't have collaboration/multi-user features.




Low-fidelity UI wireframing tool simulating sketching experience, optimized for speed with Quick Add, built for collaboration, drag-n-drop simplicity, exportable wireframes to PNG/PDF, interactive prototypes via linking, hundreds of UI components, reusable symbols, and more.




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




We believe the screen is the most important place in the world. That’s why we are dedicated to helping you deliver the best possible digital product experience, with our platform and best practices from your peers.






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




A collaborative design tool offering wireframing, prototyping, and design specs creation in a single browser-based platform. Integrate seamlessly with your workflow via API, sync with Sketch and Photoshop, and utilize a vast library of assets. Streamline design-to-dev with automated code generation.




Quant-UX is an integrated Prototyping and Analytics software. It allows you to design, test and analyze interaction prototypes.




Studio.Design is the site builder for designers. The browser app is packed with design features as intuitive as Figma, a CMS as simple as Notion, and one-click publishing to your domain. Now, you can finally turn any idea into a stunning website quickly and easily.



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 create prototypes with layers, build interactions and then share them with others.




Flinto for Mac is a comprehensive app prototyping tool that allows you to create anything from simple tap-through prototypes, to comprehensive prototypes with impressive interactions. We’ve carefully designed Flinto for Mac to minimize complexity.



Online tool for creating mockups in the browser. Use your browser’s save function to save the file (just html for view only, complete save for an editable version) or export to codepen for others to view.

Mockplus is a desktop-based prototyping tool. It can be used to create wireframes/mockups/prototypes for any mobile and web apps with ease. This tool will make UI/UX designers prototype faster, smarter and easier.



InVision is for sharing your design, Wired for creating it.