Heimer is a desktop application for creating mind maps and other
suitable diagrams.  It is written in Qt.

Features:
- Easy-to-use UI
- Very fast
- Zoom in/out/fit
- Zoom with mouse wheel
- Save/load in XML-based .ALZ-files
- Export to PNG images
- Quickly add node text and edge labels
- Nice animations
- Full undo/redo
- Adjustable grid
- Translations in English, Finnish, French, Italian
- Forever 100% free

WWW: https://github.com/juzzlin/Heimer