Free & Open Source Whiteboard
Sketch your ideas
beautifully
A virtual whiteboard for sketching hand-drawn like diagrams. Collaborate with your team in real-time.
Everything you need to sketch ideas
Powerful features wrapped in a simple, intuitive interface. Start creating in seconds.
Lightning Fast
Instant response with optimized rendering. No lag, just pure creativity.
Real-time Collaboration
Work together with your team in real-time. See changes as they happen.
End-to-End Encrypted
Your drawings are private. Full encryption keeps your ideas safe.
Hand-drawn Style
Beautiful sketchy aesthetic that makes diagrams feel personal and approachable.
Export Anywhere
Export to PNG, SVG, or share a link. Your drawings, your way.
Works Offline
No internet? No problem. Keep sketching and sync when you're back online.
Ready to start sketching?
Join millions of users who trust SketchFlow for their creative work. Free forever, no credit card required.