Hermes Secure Email Gateway vs Libraesva Email Security
| Hermes Secure Email Gateway | Libraesva Email Security | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | Yes |
| Paid from | — | — |
| Open source | No | No |
| Platforms | — | self-hosted, Web |
| Free plan | Yes | No |
| Outbound filtering | Yes | Yes |
| Malware sandboxing | No | Yes |
| Deployment model | gateway | hybrid |
| Microsoft 365 support | Yes | Yes |
| Google Workspace support | Yes | Yes |
| Impersonation protection | — | Yes |
Both are listed in Best Email Security Gateways. On The Geeks Club, Libraesva Email Security scores higher on our published basis.