Modelling and diagramming tools

Tools for modelling systems and drawing diagrams, organized by category.

• Microsoft Threat Modeling Tool
• Diagramming tools
  Tools for creating flowcharts, diagrams, and technical drawings.
• Visual modeling tools
  Tools for visually modelling systems, architectures, and infrastructure.
• Text-to-diagram / diagrams-as-code
  Tools and formats for describing diagrams as text and rendering them as code, rather than drawing them by hand.