Pencil is built for the purpose of providing a free and open-source GUI prototyping tool that people can easily install and use to create mockups in popular desktop platforms.
Pencil is shipped with Android and iOS UI stencils pre-installed. This makes it even easier to start protyping apps with a simple installation. Popular drawing features are also implemented in Pencil to simplify the drawing operations.
There are built-in shape collections including general-purpose shapes, flowchart elements, desktop/web UI shapes, Android and iOS GUI shapes.
Pencil also supports connectors which can be used to “wire” shapes together in a diagram. A collection of flowchart shapes are also available for drawing diagrams.
Key Features
- Bitmap and vector drawing tools.
- Layers.
- Camera.
- Export animations to QuickTime and Flash formats.
Website: pencil.evolus.vn
Support: Wiki
Developer: Pascal Naidon, Patrick Corrieri
License: GNU GPL v2 or later
Pencil is written in JavaScript. Learn JavaScript with our recommended free books and free tutorials.
Related Software
| GUI Prototyping Tools | |
|---|---|
| Penpot | Design tool that’s web based. Penpot requires a browser, that’s it. |
| Inkscape | Powerful design software with flexible drawing tools |
| Akira | Design application for prototyping |
| Pencil | Easy GUI Prototyping with a good range of built-in shape collections |
| Workbench | Prototype with GNOME technologies |
| mydraft | Wireframing tool |
Read our verdict in the software roundup.
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