NoSpamProxy vs Proxmox Backup Server
| NoSpamProxy | Proxmox Backup Server | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | — | €46.67/mo |
| Open source | No | No |
| Platforms | Web | Linux, Web |
| Phishing detection | Yes | — |
| Malware scanning | Yes | — |
| Attachment scanning | Yes | — |
| Supported mail platforms | Microsoft 365, Microsoft Exchange and SMTP mail servers | — |
| Deployment type | cloud_gateway | — |
| Free plan | — | No |
Both are listed in Best Email Anti-Spam Software. On Inferse, Proxmox Backup Server scores higher on our published basis.