Decision Workspace
cfdkim vs mail-send vs direct_to_mx
Side-by-side comparison of Rust crates
47
cfdkim
growingv0.3.0
DKIM (RFC6376) implementation
56
mail-send
growingv0.5.2
E-mail delivery library with SMTP and DKIM support
53
direct_to_mx
experimentalv0.3.0
Direct-to-MX email delivery with DKIM signing, IPv4 forcing, MX fallback, bulk sending, attachments, DKIM key generation, and DNS verification
Core Metrics
| cfdkim | mail-send | direct_to_mx | |
|---|---|---|---|
| Health Score | 47 | 56 | 53 |
| Total Downloads | 22.7K | 375.4K | 236 |
| 30d Downloads | 72 | 25.8K | 236 |
| Dependents | 9 | 165 | 0 |
| Releases | 14 | 22 | 12 |
| Last Updated | 918d ago | 194d ago | 24d ago |
| Age | 4y 2m | 3y 10m | 25d |
Health Breakdown
cfdkim
Maintenance
6
Quality
13
Community
10
Popularity
5
Documentation
13
mail-send
Maintenance
11
Quality
17
Community
11
Popularity
7
Documentation
10
direct_to_mx
Maintenance
17
Quality
12
Community
6
Popularity
3
Documentation
15
Technical Details
| cfdkim | mail-send | direct_to_mx | |
|---|---|---|---|
| Version | 0.3.0 | 0.5.2 | 0.3.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | Apache-2.0 OR MIT | MIT |
| Dependencies | 15 | 15 | 12 |
| Crate Size | 24KB | 40KB | 38KB |
| Features | 0 | 12 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | — | — | 1.85 |
| Owners | 2 | 1 | 1 |
Links
Quick Verdict
- •mail-send leads with a health score of 56/100, but none of the options score above 80.
- •mail-send is depended on by 165 crates — strongest ecosystem trust.
- •⚠ cfdkim has not been updated in over a year.