OpenDMARC
Mail ServersDMARC policy enforcement filter for mail servers
Replaces Proprietary DMARC services
Proprietary DMARC services is a popular proprietary tool in the mail servers space. These open-source apps let you replace Proprietary DMARC services with software you host and control yourself.
No apps match these filters.
Moving off Proprietary DMARC services means trading a managed subscription for a service you run yourself. The payoff is ownership: no per-seat pricing, no vendor lock-in, and full control of your data. Start with the option above that matches your setup-difficulty comfort level — every app links to a detailed specs page and head-to-head comparisons.