How do I install a modpack for minecraft?

Most guides that I found for this online point to websites you visit to download files. With a Linode, you can download files to your local computer and then transfer them to your Linode via SFTP, SCP, or a tool like Cyberduck. We have a couple of guides for transferring files

I also found this guide which provides instructions for installing some modpacks via the command line, which would be helpful for a remote server like a Linode:

https://www.linuxnorth.org/minecraft/modded_linux.html