Decision Workspace
structured-email-address vs mailchecker vs email-address-parser
Side-by-side comparison of Rust crates
51
structured-email-address
experimentalv0.0.1
RFC 5321/5322/6531 email address parser, validator, and normalizer. Subaddress extraction, provider-aware normalization, PSL domain validation, anti-homoglyph protection.
66
mailchecker
stablev6.0.20
Cross-language temporary (disposable/throwaway) email detection library. Covers 2740 fake email providers.
60
email-address-parser
stablev2.0.2
An RFC 5322, and RFC 6532 compliant email address parser.
Core Metrics
| structured-email-address | mailchecker | email-address-parser | |
|---|---|---|---|
| Health Score | 51 | 66 | 60 |
| Total Downloads | 19 | 507.1K | 845.3K |
| 30d Downloads | 19 | 24.8K | 62.9K |
| Dependents | 0 | 61 | 153 |
| Releases | 1 | 141 | 24 |
| Last Updated | 3d ago | 21d ago | 26d ago |
| Age | 3d | 9y 2m | 5y 7m |
Health Breakdown
structured-email-address
Maintenance
13
Quality
15
Community
6
Popularity
2
Documentation
15
mailchecker
Maintenance
18
Quality
19
Community
11
Popularity
7
Documentation
11
email-address-parser
Maintenance
16
Quality
19
Community
9
Popularity
7
Documentation
9
Technical Details
| structured-email-address | mailchecker | email-address-parser | |
|---|---|---|---|
| Version | 0.0.1 | 6.0.20 | 2.0.2 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | MIT | MIT | MIT |
| Dependencies | 6 | 3 | 7 |
| Crate Size | 21KB | 335KB | 13KB |
| Features | 3 | 0 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | — | 2018 |
| MSRV | 1.85 | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •mailchecker leads with a health score of 66/100, but none of the options score above 80.
- •email-address-parser has the most downloads (845.3K), suggesting wider adoption.
- •email-address-parser is depended on by 153 crates — strongest ecosystem trust.
- •structured-email-address is pre-1.0 — API may change.