excalidraw-architecture

name	excalidraw-architecture
description	Understand Excalidraw's architecture: state management, rendering pipeline, monorepo structure, and package dependencies. Use when making architectural decisions, understanding data flow, or debugging state-related issues.

Excalidraw Architecture Guide

When to use this skill

Use when you need to understand how Excalidraw works internally: state management, rendering, package structure, or data flow.

Quick overview

• Monorepo with Yarn workspaces
• Custom state management via actionManager (NOT Redux/Zustand)
• Canvas 2D rendering (NOT React DOM for drawing)
• Packages: excalidraw, math, element, common, utils

Deep dives

• State Management
• Rendering Pipeline