Using Kdiff3 tool as example action to add to the SendTo menu of Thunar. Create the following file in ~/.local/share/Thunar/sendto and name it <whatever>.desktop (I named mine ‘kdiff3.desktop’) : # kdiff3.desktop – Integrate kdiff3 into # the “Send To” menu. [Desktop Entry] Type=Application Version=1.0 Encoding=UTF-8 TryExec=kdiff3 Exec=kdiff3 %F Icon=kdiff3 Name=Kdiff3 # MimeType=text/plain; The MimeType […]