Choose a symbol, then click the canvas.
You can undo this action.
Choose a shape and click the canvas. Drag a shape to move it; drag its corner to resize. Double-click a shape to edit its text.
Drag between connection handles, or choose Connect and click two shapes. Select a line to edit its label and arrow.
Shift-click to select multiple shapes. Drag on empty space to select a group. Hold Space to pan; use the mouse wheel to zoom. On touch screens, use Pan or pinch to zoom.
Files are processed locally. Your diagrams are saved in this browser and are not uploaded.