Online DXF Viewer

DXF is the open drawing format that almost every CAD and CAM program can write. You meet it when a laser cutting shop asks for a cut file, when a CNC router or plasma table needs a profile, when a fabricator shares a sheet metal flat pattern, or when SolidWorks, Fusion, FreeCAD, LibreCAD, QCAD, Inkscape, or an engineering calculator exports 2D geometry. Before you send a DXF to a vendor, it helps to open it and check that the right outline is there and nothing stray is left far off the part.

This viewer reads ASCII DXF of any version, from old R12 files to the 2018 format. Binary DXF is not supported, so if your program offers both, pick ASCII. The file is parsed in a background worker in your browser, then drawn with WebGL. A 35 MB DXF with more than 200,000 objects opened in under two seconds in our tests. Fit to screen reframes the main drawing whenever you get lost. Stray objects far away from it, such as a point left at the origin, are left out of the frame, and a note under the drawing says so. The canvas starts dark, like AutoCAD, and Light canvas turns it white.

For cut files, the layer list is the quickest check. Many shops expect cut lines, engraving, and bend lines on separate layers. Turn one layer off at a time to see what sits on it. Hatches and solid fills are drawn, blocks are expanded in place, and text uses an open font. The file info shows the DXF version, the units set in the header, the overall width and height of the drawing, and how many lines, arcs, circles, and other objects it holds.

Measure gives a straight-line distance between two clicked points, with the horizontal and vertical parts beside it. Use it to confirm an overall size, a hole spacing, or a sheet width before you pay for material. Points are not snapped, so zoom in on the corner first. If the header says inches or millimetres, the number carries that unit. Many exported DXF files leave the unit unset, so read the number as drawing units and check with the person who made the file.

A DXF can hold a product design, a part your company sells, or a client's floor plan. This page does not upload it. The file is read by your browser and drawn in this tab. TaskNinja does not receive, store, or look at it, and it is not sent to an AI model. The PNG and PDF you download are made on your device too.

DXF viewing has a few limits here. Dashed and centre line types draw as solid lines. 3D faces show flat, 3D solids are skipped, and paper space layouts are not plotted to scale. Images linked from the drawing and external references are not loaded, because they are separate files. If a DXF is damaged or is not really a DXF, you see a clear message instead of an empty canvas.