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Version
1.0
Size
2 MB
First release
Jul 16, 2026
Category
Developer Tools
Description
from the App Store listing
zMermaid Editor — Zaisus is a powerful, native macOS diagram and Markdown editor designed for developers, architects, and technical writers.
Create beautiful flowcharts, sequence diagrams, class diagrams, ER diagrams, Gantt charts, mind maps, Git graphs, Kanban boards, and more — all from simple text using Mermaid syntax. See your diagrams update live as you type, with full syntax highlighting and smart auto-completions.
Features:
- 18 diagram types: Flowchart, Sequence, Class, State, ER, Gantt, Pie, Mindmap, Timeline, Git Graph, User Journey, Quadrant, C4, Sankey, XY Chart, Block, Kanban, Requirement
- Live split preview with zoom controls
- Tabbed editing — work on multiple diagrams at once
- Markdown editor with live HTML preview and PDF export
- AI-powered diagram generation and editing
- Export as PNG, JPEG, SVG, or PDF
- Template gallery with one-click starter diagrams
- Four themes: Default, Dark, Forest, Neutral
- Syntax highlighting with line numbers