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AI Diagram Maker

Generate Software Architecture & Flow Diagrams with AI | AI Diagram Maker

Pricing
Freemium
Basic, Plus, Max
Added
Oct 15 2025

About AI Diagram Maker

AI Diagram Maker provides conversational diagram generation for developers and teams. It converts plain-English descriptions into professional diagrams, supports uploading attachments, and can generate diagrams from GitHub repositories. The tool emphasizes a code-to-diagram workflow and editing through natural language, aiming to simplify architecture visualization within developer workflows.

After login, users describe what they need in the chat to generate a diagram on the canvas, with auto-layout and the option to pick a specific diagram type. The system handles diagram type selection, and the next generations run with a chosen AI model. Users can refine results via prompts, canvas edits, or code editing, all within a single interface.

Diagram outputs can be exported in PNG, SVG, or Diagram code, and users can switch between types like Flowchart, System architecture, Sequence diagram, ERD, or UML Class. The platform supports image uploads, code-to-diagram from GitHub, and an editable D2 code layer for manual tweaks.

The product includes an MCP Server for IDEs, enabling diagram generation inside Cursor, Claude Desktop, VS Code, or any MCP client. It can transform natural language, code, ASCII, images, or Mermaid into editable diagrams without leaving the editor.

Use cases

  • Generate diagrams from text descriptions or images for code architecture, system diagrams, or workflows.
  • Visualize codebases by importing GitHub repositories to create architecture diagrams.

Key features

  • AI-powered generation & editing
  • Create from attachments
  • Code to diagram
  • Automatic layout & styling
  • Export in multiple formats
  • Diagram revision history
  • MCP Server for IDEs
  • See It In Action / Gallery

Pros and cons

Pros

Converts natural language into diagrams quickly.
Diagrams can be exported and edited in code view.

Pricing

Basic
$0 forever
monthly
  • AI diagram generation
  • AI diagram editing
  • Export diagram code, svg or png
  • Automatic layout and styling
  • Create diagram from document
  • Code to diagram (GitHub repos)Generate diagrams from GitHub repositories (public and private)
Plus
$10 /month
  • Everything in Basic
  • 250 AI credits/month
  • Diagram revision history 30 days
  • Priority support
Max
$20 /month
  • Everything in Basic
  • 500 AI credits/month
  • Diagram revision history 90 days
  • Priority support

Reviews

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Frequently asked questions

How does AI generate diagrams from text?
Our AI agent uses advanced language models to understand your natural language descriptions and converts them into structured diagram code.
What is D2 and why do you use it?
D2 is a modern diagram-as-code language that is easy for AI to generate and supports layout and theming options.
Can I edit the generated diagrams?
Yes, you can switch to code view or chat with the AI to request changes in natural language.
Do I need to learn D2 syntax?
Not at all; the AI handles D2 code generation, but D2 content is readable for manual tweaks.
Can I generate diagrams from my code repository?
Yes, from public and private GitHub repositories; authentication may be required for private repos.

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