ExplainerBoard — a free collaborative whiteboard
ExplainerBoard is a free online whiteboard for sketching ideas and explaining them together in real time. Draw with a pen, add lines, rectangles, ellipses, arrows and text, work across multiple pages, switch to dark mode, and export your board as SVG, PNG or PDF — all in your browser, with no sign-up required.
What you can do
- Freehand pen, lines, rectangles, ellipses, arrows and text
- Dashed and dotted strokes, adjustable width and opacity, fill
- Multiple pages with duplication, grids and snap-to-grid
- Real-time collaboration with live cursors and a presenter lock
- Export to SVG, PNG and PDF; save and open board files
ExplainerBoard needs JavaScript to run. Please enable JavaScript in your browser to start drawing.