Excalidraw
Virtual whiteboard for hand-drawn diagrams and sketches
GitHub
Repository →
122,337
Stars
MIT v0.18.1 Apr 30, 2026
Since Jan 2020 3,030
open issues
AI Summary
Excalidraw is a browser-based whiteboard tool that creates diagrams and sketches in a hand-drawn style. It is designed for developers, designers, and teams who want to quickly and easily create visual concepts, architectures, or wireframes.
✓ Pros
- + Free and open source without mandatory registration
- + Intuitive interface with hand-drawn look
- + Usable directly in the browser without installation
✗ Cons
- − Limited features compared to professional diagram tools
- − Requires JavaScript to be enabled in the browser
Use Cases
- → Sketch system architectures and technical diagrams
- → Create wireframes and UI concepts for web projects
- → Brainstorming and visual collaboration in remote teams
- → Draw flowcharts and process diagrams for documentation
Who is it for?
Developers, designers, and agile teams who want to quickly and easily create visual sketches and diagrams without complex software.
