Mermafy: Mermaid Diagram Tool

Mermafy is a powerful offline Mermaid diagram builder designed for developers, creators, and anyone who wants to visualize ideas quickly without writing complex syntax.

Build diagrams visually using simple and intuitive editors, and let Mermafy automatically generate Mermaid code in the background. No internet connection required.

KEY FEATURES

Create diagrams using user-friendly UI without learning Mermaid syntax.

• Visual Diagram Builder

Supports:

• Multiple Diagram Types
• Flowchart (Step Builder)
• Sequence Diagram (Conversation Builder)
• Gantt Chart (Project Timeline)
• Pie Chart
• Timeline
• Kanban Board
• Radar Chart
• XY Chart

Instantly see your diagram update in real-time.

• Live Preview

Switch to Mermaid code view and edit manually when needed.

• Code Mode (Editable)

Choose different shapes for flowchart nodes visually.

• Node Shape Customization

Export diagrams as images (PNG) and share them easily.

• Export & Share

No internet needed. Your data stays on your device.

• Offline First

Start faster with ready-to-use templates like:

• Templates Ready
• Login Flow
• API Sequence
• Project Gantt

Available in multiple languages with automatic detection.

• Multi-language Support

WHY MERMAFY?

Mermafy is designed to bridge the gap between visual diagram tools and code-based Mermaid diagrams. Whether you're a developer, student, or planner, Mermafy makes diagram creation simple, fast, and flexible.

No more memorizing syntax. Just focus on your ideas.

Start building diagrams smarter with Mermafy today!