A month ago I asked Alex Woroschilow if it was possible for him to build an Appimage for ART.
You will find here the link to its appimage repository :
You will find now the result here for te 1.9.3 version of ART
It works perfectly for me (Kubuntu 20.04)
Alberto I am not able to follow the development of the appimage as suggested by Alex, but I think that there are on this list of participants much more knowledgeable than me to ensure this function.
I give you the coordinates of Alex Woroschilow:
I think this is really good news for the distribution of our favorite software.