Open Source MockFlow Alternatives

    The best open source alternative to MockFlow is Pencil Project, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to MockFlow and nine of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to MockFlow are Penpot (Free, Open Source), Wireflow (Free, Open Source), Diagramo (Free, Open Source) and Mockup Designer (Free, Open Source).

    This page was last updated Feb 21, 2021

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

      Discontinued

      It's Discontinued and no longer maintained.

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    2. Penpot is the first Open Source design and prototyping platform meant for cross-domain teams. Non dependent on operating systems, Penpot is web based and works with open web standards (SVG). For all and empowered by the community.
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    3. Wireflow is free, online, open source, real-time collaborative tool for creating beautiful user flow prototypes.
    4. Diagramo is an online flowchart software - diagrams (create, edit and share) - organization charts (create, edit and share) - network diagrams (create, edit and share) - graphs (create, edit and share)
      • FreeOpen Source
      • Online
      • Self-Hosted
      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 backend. However the data layer is loosely coupled, so you can integrate with any RESTful API or any Backend service.


      • FreeOpen Source
      • Online
      • Self-Hosted
      • Software as a Service (SaaS)
      Presentator is a free web application that allows you to present your designs in an easy, organized and interactive way.
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    5. Open source wireframing tool written in typescript, react and redux.
      • FreeOpen Source
      • Mac
      • Windows
      Napkee makes your Balsamiq Mockups come alive. Import a BMML and export to web or flex code in a few clicks.

      Discontinued

      The program seems to be no longer updated. Last version, 2.0 alpha 3, released on October 30, 2013, can be still downloaded from the official website.

    6. Quant UX is a research, usability and prototyping tool to quickly test your designs and get data driven insights.
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    Showing 9 of 9 alternatives