| Ubuntu | 2,455 | https://www.ubuntu.com/server |
| Windows Server | 2,021 | https://microsoft.com/windowsserver |
| Debian | 834 | https://debian.org |
| CentOS | 330 | https://centos.org |
| Red Hat | 255 | https://www.redhat.com |
| UNIX | 207 | https://unix.org |
| AlmaLinux | 73 | https://almalinux.org |
| FreeBSD | 52 | https://freebsd.org |
| Fedora | 20 | https://fedoraproject.org |
| SUSE | 8 | https://suse.com |
| Raspbian | 2 | https://www.raspbian.org/ |
| Scientific Linux | 2 | https://scientificlinux.org |
| Gentoo | 1 | https://www.gentoo.org |