TL;DR — Quick Summary

Deploy Excalidraw as a self-hosted whiteboard for hand-drawn diagrams, wireframes, and real-time collaboration with end-to-end encryption and SVG export.

Why Excalidraw?

Polished diagram tools produce sterile output. Excalidraw’s hand-drawn style makes technical diagrams feel human:

  • Hand-drawn aesthetic — Professional yet approachable.
  • Real-time collaboration — End-to-end encrypted.
  • Shape libraries — AWS, Azure, GCP, UML, networking icons.
  • Export to SVG/PNG — Embed in docs, READMEs, presentations.
  • Infinite canvas — No page boundaries.
  • Keyboard shortcuts — Fast diagramming.

Prerequisites

  • Docker on any machine.
  • Minimal resources (static frontend only).

Deploy with Docker

docker run -d \
  --name excalidraw \
  --restart=always \
  -p 80:80 \
  excalidraw/excalidraw:latest

Access at http://your-server. That’s it.


Use Cases by Team

Team Use Case Example
Engineering Architecture diagrams Microservice topology, data flow
Product Wireframes, mockups UI sketches, user flows
DevOps Infrastructure diagrams Network topology, CI/CD pipelines
Management Brainstorming Org charts, strategy maps
Education Teaching materials Concept explanations, mind maps

Shape Libraries

Library Contents Install
AWS Architecture EC2, S3, Lambda, VPC, RDS icons Community library
Azure VMs, App Service, SQL, AKS icons Community library
GCP Compute, Storage, BigQuery icons Community library
Networking Routers, switches, firewalls Community library
UML Class, sequence, activity diagrams Community library

Excalidraw vs Alternatives

Feature Excalidraw Miro Draw.io Whimsical
Self-hosted Yes No Yes No
Style Hand-drawn Clean Technical Clean
Collaboration Real-time, E2E encrypted Real-time Limited Real-time
Cost Free Free / $8/mo Free Free / $10/mo
Export PNG, SVG, JSON PNG, PDF PNG, SVG, XML PNG, PDF
Shape libraries Community Built-in Extensive Limited

Troubleshooting

Problem Solution
Collaboration link not working Self-hosted requires a collaboration server (excalidraw-room); deploy it separately
Libraries not loading Import .excalidrawlib files manually from the community library repo
Large canvas performance Reduce element count; use grouping to simplify complex diagrams

Summary

  • Hand-drawn diagrams that look professional and approachable.
  • Real-time collaboration with end-to-end encryption.
  • Cloud provider libraries (AWS/Azure/GCP) for architecture diagrams.
  • SVG export for embedding in documentation and READMEs.