The link with 'blob' specified in the URL doesn't work for the current version of unRaid. Switching it to 'tree' (which is where the 'blob' link resolves to) works fine. Changes Changed link referenced: https://github.com/jellyfin/jellyfin/blob/master/deployment/unraid/docker-templates To this link: https://github.com/jellyfin/jellyfin/tree/master/deployment/unraid/docker-templates Issues Fixes template showing up in unRaid with the changes applied.