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




The best Diagram Editor alternative to Mind Maps Pro is Pencil Project, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 10 alternatives to Mind Maps Pro and five of them are Diagram Editors so hopefully you can find a suitable replacement. Other interesting Diagram Editor alternatives to Mind Maps Pro are TreeSheets, Lucidchart, ClickCharts and BigHairyGoal.
Pencil is a standalone app that lets you create diagrams or UI mockups. It doesn't have collaboration/multi-user features.




A "hierarchical spreadsheet" that is a great replacement for spreadsheets, mind mappers, outliners, PIMs, text editors and small databases.




Lucidchart is a cloud-based platform that promotes teamwork through diagramming, collaboration, and data visualization. It serves millions worldwide, offering flowcharts, UML, real-time collaboration, Visio support, and browser access. Designed for innovation and understanding, it integrates easily into workflows.




Design flowcharts, UML, Venn, and mind map diagrams with customizable templates, varied symbols, shapes, connector styles, overlapping sheet support, and intuitive drag-and-drop editing. Export visuals as images, edit multiple diagrams, and organize complex data visibly.




Mindmapping, brainstorming and progress tracking tool for creatives and software developers. Simple and effective to use, letting just go the flow of creativity.



