Project overview
Heimer is a desktop editor for mind maps and other lightweight diagrams on Linux and Windows. It lets you add node text and edge labels, arrange the canvas with a grid and automatic layout, and work with autosave, undo, redo, and zoom controls. Projects are stored in an XML-based ALZ format and can be exported as PNG or SVG, with packaged downloads available for common Linux formats and Windows.
Repository facts
- Primary language
- C++
- License
- GPL-3.0
- Repository updated
- Jul 12, 2026
- Default branch
- main
Resource types
Desktop app
Use cases
Productivity and office
Operating systems
LinuxWindows
Runtime
Desktop
Audience
General users