River
Y CombinatorBacked by Y Combinator

TechnicalFree

Turn an architecture description into a diagram plan

Describe your system in plain sentences and get every component, connection and data flow laid out, plus Mermaid text you can paste into a diagram tool.

Context to provide

River's Diagram Description Generator creates detailed diagram specifications from architecture descriptions. You describe system components and relationships, and the AI generates structured diagram descriptions showing components, connections, and data flow. Use these descriptions to create visual diagrams with your preferred tool.

Unlike vague sketches, we create structured specifications. The AI understands system architecture patterns, identifies components and relationships, and describes diagrams clearly for visualization tools.

This tool is perfect for architects documenting systems, engineers creating design docs, technical writers visualizing concepts, and teams communicating architecture.

Creating Effective Architecture Diagrams

Good architecture diagrams show components, relationships, and data flow clearly. They help teams understand system structure, identify bottlenecks, and make informed decisions. Clear diagrams reduce miscommunication and align technical understanding.

How It Works

  1. Describe architecture

    Explain system components and connections

  2. AI generates diagram spec

    Creates structured description

  3. Create visual diagram

    Use description to build diagram in your tool

What You Get

  • Detailed diagram description
  • Component identification
  • Relationship mapping
  • Data flow specification
  • Mermaid diagram text to paste into a tool that accepts it

Common questions

Does this create actual diagram images?

It creates detailed descriptions specifying what the diagram should show. Use these to create visual diagrams in tools like draw.io, Lucidchart, Mermaid, or PlantUML. The description guides what to draw.

What diagram types does this support?

System architecture, component diagrams, sequence diagrams, data flow diagrams, deployment diagrams. Describe what you need and AI provides appropriate structure for that diagram type.

Turn an architecture description into a diagram plan

Describe what you need, add any files you have, and your workspace opens with the work already underway.