| Platform | OVAL Definitions |
| Alpine Linux | 1821 |
| Amazon Linux | 3382 |
| Apple macOS | 17876 |
| CentOS | 6087 |
| Debian | 6721 |
| Fedora | 19355 |
| IBM AIX | 270 |
| Linux | 26552 |
| Mandriva | 2122 |
| Oracle Linux | 6211 |
| Red Hat | 7173 |
| SUSE | 5353 |
| Sun Solaris | 2951 |
| Ubuntu | 9371 |
| Windows | 49030 |
| Total | 162454 |
