No scripts or tools are available. You will find discussions if you search the forum. Installing .deb packages on Solus is not supported and may cause problems on your system.
If the application you are interested in is not available as a Appimage or Flatpack, your best bet is to learn to package using supported methods: Packaging Overview. I built a package for a private repository a few years ago, and it was not worth doing. Too many issues, too much maintenance. As soon as a Flatpak was available, I cut over.