Your draw.io and Excalidraw diagrams, opened in seconds

Switching tools should not mean redrawing. Drop a .drawio or .excalidraw file on Chalkline and it opens as an editable board, on your device, with nothing uploaded.

Try it now, free See everything Chalkline does

No account · Works offline · Your drawings never leave this device

draw.io and diagrams.net

Compressed and plain files both open, and every page becomes its own board. Shapes keep their labels, positions and colours; connections stay attached.

Rectangles, ellipses, decisions, databases, documents, clouds and more
Containers become frames
Connector labels and dashed lines kept

Excalidraw

Shapes, bound labels, arrows with bindings, freehand strokes, frames and pictures come across. Boards drawn with no roughness open in the clean style.

Arrows stay connected to their shapes
Freehand pressure is kept
Paste copied Excalidraw shapes straight onto a board

Take it back out

Save any board as .drawio or .excalidraw, so you can share with people who use those tools, or keep a copy in another format.

Save as .drawio for draw.io and diagrams.net
Save as .excalidraw
Or PNG, SVG, PDF and TikZ

Questions

Good to know

No. Files are read by your browser and stay on your device. Chalkline has no server that receives drawings.

They become the closest shape with their label, so nothing silently disappears.

Yes. Each page of a draw.io file opens as its own board in your workspace.

Other things it does well

Research figures Diagrams as code Offline and sharing Teaching and presenting Accessible diagrams