DrawBoard
Real-time collaborative canvas

Sketch together.
Synced in real time.

Rectangles, circles, triangles, freehand pencil and an eraser — every stroke streamed over WebSockets, persisted to Postgres.

drawboard.app/canvas/4f3a…3 online
authapiws
ada
leo

Multi-tool canvas

Rectangles, circles, triangles, freehand pencil, an eraser, six colors, three stroke widths.

Real-time rooms

Share a room link and draw together over WebSockets — strokes persist in Postgres, no refresh required.

Undo / redo

Ctrl + Z to undo, broadcast across the room.