Timeline with problems, impossible to use! Try this: https://github.com/NatronGitHub/Natron/releases/download/v2.4.3/Natron-2.4.3-Linux-x86_64-no-installer.tar.xz
After some Tutorials on YouTube i found a new hobby with Natron2 ! Only your own Imaginations are the limit ! Otherwise you can do all you want ! It's a great tool ! Thank you so much !