Hmmmmnm Diagram Generator

Hmmmmnm Diagram Generator is a Chrome Extension that helps you easily create, encode, and render Mermaid and PlantUML diagrams with AI assistance.
It supports two rendering modes:

Docker Kroki (recommended): faster rendering and higher quality output.

Public Kroki server: simple setup for beginners.

With integrated LLM support (Gemini or OpenAI), you can generate diagrams directly from natural language prompts, making it faster to build flowcharts, sequence diagrams, architecture diagrams, and more.

Key features:

Create and render Mermaid & PlantUML diagrams.

AI-powered diagram generation from text descriptions.

Configurable server options (local Docker Kroki or remote Kroki).

Export diagrams as SVG for sharing and documentation.

Perfect for developers, architects, and technical writers who want a fast and convenient way to visualize ideas.