Decision Workspace
mailrs-postmaster vs mailrs-dmarc vs dmarcguard
Side-by-side comparison of Rust crates
50
mailrs-postmaster
experimentalv1.0.1
Email-domain DNS health checks: MX, SPF, DKIM, DMARC, MTA-STS, TLS-RPT, BIMI, DANE, PTR — async, zero I/O outside the resolver.
55
mailrs-dmarc
experimentalv1.1.0
DMARC (RFC 7489) aggregate report generation: result recording, XML report builder, report-mail formatter, rua extraction. Pluggable store trait with a Postgres reference impl.
50
dmarcguard
experimentalv0.0.2
Official Rust SDK for the DMARCguard API (https://dmarcguard.io) - DMARC, SPF, and DKIM monitoring and reporting.
Core Metrics
| mailrs-postmaster | mailrs-dmarc | dmarcguard | |
|---|---|---|---|
| Health Score | 50 | 55 | 50 |
| Total Downloads | 34 | 63 | 27 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 0 | 0 | 0 |
| Releases | 2 | 4 | 2 |
| Last Updated | 4d ago | 3d ago | 35d ago |
| Age | 5d | 5d | 1m |
Health Breakdown
mailrs-postmaster
Maintenance
14
Quality
15
Community
6
Popularity
2
Documentation
13
mailrs-dmarc
Maintenance
19
Quality
16
Community
5
Popularity
2
Documentation
13
dmarcguard
Maintenance
12
Quality
15
Community
6
Popularity
2
Documentation
15
Technical Details
| mailrs-postmaster | mailrs-dmarc | dmarcguard | |
|---|---|---|---|
| Version | 1.0.1 | 1.1.0 | 0.0.2 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✗ No |
| License | Apache-2.0 OR MIT | Apache-2.0 OR MIT | Apache-2.0 |
| Dependencies | 7 | 9 | 0 |
| Crate Size | 33KB | 40KB | 8KB |
| Features | 0 | 2 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2024 | 2021 |
| MSRV | — | — | 1.75 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •mailrs-dmarc leads with a health score of 55/100, but none of the options score above 80.
- •dmarcguard is pre-1.0 — API may change.