Don't know how long we support opening images, but this commit adds them to the *.desktop file for Linux based desktops. So "open with"-actions will now show Cura for these media-types.
@@ -8,6 +8,6 @@ TryExec=/usr/bin/cura_app.py
Icon=/usr/share/cura/resources/images/cura-icon.png
Terminal=false
Type=Application
-MimeType=application/sla
+MimeType=application/sla;image/bmp;image/gif;image/jpeg;image/png
Categories=Graphics;
Keywords=3D;Printing;