Excalidraw pioneered the hand-drawn diagram space and remains a go-to tool for developers and designers alike. But every tool has its sweet spot — and sometimes your needs grow beyond what any single app offers.
Here's a breakdown of the most notable online whiteboard tools in 2026, so you can find the one that fits your workflow best.
1. Excalidraw — The Hand-Drawn Pioneer
Website: excalidraw.com
Excalidraw set the standard for open-source whiteboards — minimal, fast, and completely free. It brought the hand-drawn aesthetic to technical diagramming, making charts feel approachable and human. The open-source community is thriving, and the plugin ecosystem keeps growing.
If you just need a clean, no-frills whiteboard, Excalidraw is always a solid choice.
2. CodePic — Built for the AI Era
Website: codepic.cc
CodePic carries forward Excalidraw's hand-drawn aesthetic and layers in deep AI workflow support on top.
Key features:
- Native MCP support: Connect Cursor, Claude, and other AI tools — describe a diagram in plain language and AI generates it directly
- Hand-drawn style: Keeps diagrams approachable and idea-focused
- Rich template library: Flowcharts, sequence diagrams, system design, mind maps — ready to use
- Export PNG / SVG: High-quality exports whenever you need them
- Completely free: Open and start creating instantly
Best for: Developers using AI coding tools, and teams who want to sketch diagrams with natural language.
3. tldraw — High-Quality Open Source
Website: tldraw.com
tldraw is another excellent open-source whiteboard with exceptional engineering quality. Its codebase is widely praised, real-time collaboration is rock-solid, and it's a popular foundation for teams building custom tooling on top.
Best for: Technical teams who prefer open-source tools or need a base for custom development.
4. Whimsical — A Product Manager's Favorite
Website: whimsical.com
Whimsical's interface is polished and refined, with particularly strong flowchart and wireframe capabilities. It's a favorite among product managers and designers for mapping out user flows and product requirements.
Best for: Product managers, UX designers, and teams who care about visual polish.
5. Miro — The Collaboration Standard
Website: miro.com
Miro is the market leader in online collaborative whiteboards, with the most comprehensive feature set. Brainstorming sessions, remote workshops, project planning — Miro can handle virtually any team collaboration scenario, backed by an enormous template library.
Best for: Mid-to-large teams that need deep, real-time collaboration.
6. FigJam — Whiteboarding Inside Figma
Website: figma.com/figjam
FigJam is Figma's collaborative whiteboard, designed to integrate seamlessly with Figma design files. Designers can sketch ideas on the whiteboard, then jump directly into the design tool to refine them — a fluid end-to-end workflow.
Best for: Design teams already deeply invested in the Figma ecosystem.
How to Choose
| Tool | Hand-drawn | AI support | Free | Best for |
|---|---|---|---|---|
| CodePic | ✅ | ✅ MCP | ✅ | AI workflows, developers |
| Excalidraw | ✅ | ❌ | ✅ | Minimal whiteboard |
| tldraw | ✅ | ❌ | ✅ | Open-source / custom dev |
| Whimsical | ❌ | Partial | Limited | Product managers |
| Miro | ❌ | Partial | Limited | Large team collaboration |
| FigJam | ❌ | ❌ | Limited | Figma users |
Every tool has its moment to shine. The right choice isn't about which one is "best" — it's about which one fits how you actually work.
If you're coding with Cursor or Claude, give CodePic a try — open it up and let AI draw the diagram in your head.