Open source & free forever.
Where ideas takeshape
A minimal, collaborative whiteboard for sketching diagrams that feel hand-drawn. Real-time sync, infinite canvas, zero friction.
No account neededWorks offlineEnd-to-end encrypted
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2 collaborators
A
B
Simple tools, powerful results
Everything you need to bring ideas to life—nothing you don't.
Hand-drawn feel
Natural, sketched diagrams that feel personal and authentic.
Real-time collab
See your team's changes instantly. No refresh needed.
Private by default
End-to-end encrypted. Your data stays yours.
Blazing fast
Smooth performance, even with complex diagrams.
Export anywhere
PNG, SVG, or shareable link. Your choice.
Infinite canvas
Never run out of space. Zoom and pan freely.
And much more—View all features →