For a distribution specific setup guide have a look at the Example installation on Ubuntu 22.04 LTS and Example installation on CentOS 8.

This installation guide is giving a general overview of required dependencies and their configuration. Please note that those three options are not officially supported by Nextcloud GmbH. It will setup everything for you and include scripts for automated installation of apps like Collabora, OnlyOffice, Talk and so on. You can also use the Nextcloud VM scripts to install directly on a clean Ubuntu Server or NextcloudPi scripts (similar project based on Debian). This includes a full production-ready stack, will maintain your HTTPS certificates for you, and will automatically update as needed to stay secure. If you prefer a more automated installation of Nextcloud and there are no packages for your Linux distribution, you have the option to See SELinux configuration tips for a suggested configuration. Red Hat Enterprise Linux may need to set new rules to enable installing Admins of SELinux-enabled distributions such as CentOS, Fedora, and

How to install curl on centos 7