| Price from | Free | Free |
| Free plan | Yes | Yes |
| Free trial | — | — |
| Open source | — | — |
| Web | — | Yes |
| Windows | Yes | Yes |
| macOS | — | Yes |
| Linux | — | Yes |
| Self-hosted | — | Yes |
| Plans published | 2 | 1 |
| Spec score · Network Monitoring | 8.0 (#17) | 8.7 (#9) |
| Purpose | FreeMeter is a system resource meter, and its Professional edition adds features for power users and IT professionals. | Ganglia is a scalable distributed monitoring system for high-performance computing systems such as clusters and Grids. |
| Support | The site directs users to a support request form and provides a page for looking up lost registration information. | The project profile points users to its wiki, IRC channel, and public mailing lists for community help. |