You can export a DXF file from the free personal use version of Fusion 360 as long as you export from the sketch or flat pattern - not from the File menu. Here are some valuable resources: 4 Ways to Export a DXF from Fusion 360 Create and Export a Sketch to DXF from Fusion 360 (one method for flat parts) How To Export a DXF from Fusion 360 (this method works for either flat or bent/formed parts)