Text → AI Diagram
Turn anything
into a diagram.
Describe a process, idea, system, or workflow. diagram.ch turns it into a clear, editable visual in seconds.
- No account
- No prompt storage
- Mermaid-powered
Diagram generator
Examples
Result
Your diagram will appear here. Describe something, or pick an example above.
How it works
From words to structure.
- 01
Describe
Write what you need to explain. Plain language is enough.
- 02
Generate
AI selects a format and creates clean Mermaid syntax.
- 03
Use
Download the visual or copy its editable source code.
Use cases
One input. Many outcomes.
- 01
Business processes
Turn operational steps into a shared visual language.
- 02
Software architecture
Map systems, services, dependencies, and data flow.
- 03
Education
Make abstract concepts easier to understand and remember.
- 04
Brainstorming
Give early ideas a clear structure in seconds.
- 05
Documentation
Create diagrams that stay editable as Mermaid code.
- 06
Project planning
Visualize milestones, handoffs, and decision paths.
FAQ
Good to know.
What is diagram.ch?
diagram.ch is a focused AI diagram generator. Describe an idea, process, workflow, or system, and it returns a clear diagram rendered with Mermaid.js.
What types of diagrams can it create?
The MVP supports flowcharts, process diagrams, mind maps, sequence diagrams, and system or software architecture diagrams.
Is it free?
You can generate several diagrams for free without creating an account. A lightweight rate limit protects the service from abuse.
Can I download my diagram?
Yes. You can download the rendered diagram as SVG or PNG, or copy the Mermaid source code for use elsewhere.
Does diagram.ch store my text?
No. Prompts and generated diagrams are processed to answer your request and are not intentionally saved in a product database.
Can I edit generated diagrams?
You can edit the original description and regenerate, or copy the Mermaid code into any compatible Mermaid editor for precise changes.
Privacy
Your ideas stay yours.
diagram.ch does not require an account and does not intentionally save your prompts or generated diagrams in a product database. Your text is sent securely to the AI service only to produce the requested Mermaid code.
Like any hosted service, temporary infrastructure logs may be created for security and reliability. Avoid entering passwords, health data, financial details, or other highly sensitive information.
Describe it. Diagram it.