Scan2cad Free New! Alternative [ 2024-2026 ]
You can import an image as a background layer and manually "trace" over it with precision tools.
sudo apt install pstoedit autotrace # Debian/Ubuntu scan2cad free alternative
There is a plugin called "Export to DXF" for GIMP, but it is notoriously buggy. We recommend using GIMP solely as the "cleaning room" before sending the file to a proper vectorizer. You can import an image as a background