Using Excalidraw via MCP with GitHub Copilot in VS Code to generate architecture diagrams from natural language prompts. The setup combines an Excalidraw MCP server (giving Copilot a live drawing surface) with a custom agent skill that enforces layout rules, consistent colors, readable labels, and grouping conventions. Three
Table of contents
The problem with most architecture diagramsWhy Excalidraw works well for thisWhy the skill matters, not just the MCP serverHow the setup works in practiceExample DiagramsGetting startedFinal thoughtsSort: