Decision Workspace
mailrs-smtp-proto vs smtp-proto vs rusmes-proto
Side-by-side comparison of Rust crates
49
mailrs-smtp-proto
experimentalv1.0.5
SMTP protocol parser, formatter, and session state machine (RFC 5321) — zero I/O, async-runtime-agnostic.
64
smtp-proto
growingv0.2.2
SMTP protocol parser
56
rusmes-proto
experimentalv0.1.2
Core protocol types and traits for RusMES — mail addresses, message identifiers, domain types, and the mail state machine
Core Metrics
| mailrs-smtp-proto | smtp-proto | rusmes-proto | |
|---|---|---|---|
| Health Score | 49 | 64 | 56 |
| Total Downloads | 677 | 459.4K | 883 |
| 30d Downloads | 0 | 16.4K | 0 |
| Dependents | 0 | 53 | 39 |
| Releases | 6 | 11 | 3 |
| Last Updated | 45d ago | 1d ago | 65d ago |
| Age | 1m | 3y 5m | 4m |
Health Breakdown
mailrs-smtp-proto
Maintenance
10
Quality
17
Community
6
Popularity
3
Documentation
13
smtp-proto
Maintenance
19
Quality
17
Community
11
Popularity
7
Documentation
10
rusmes-proto
Maintenance
15
Quality
12
Community
10
Popularity
4
Documentation
15
Technical Details
| mailrs-smtp-proto | smtp-proto | rusmes-proto | |
|---|---|---|---|
| Version | 1.0.5 | 0.2.2 | 0.1.2 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✗ No |
| License | Apache-2.0 OR MIT | Apache-2.0 OR MIT | Apache-2.0 |
| Dependencies | 3 | 2 | 9 |
| Crate Size | 41KB | 40KB | 27KB |
| Features | 0 | 3 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2024 | 2021 |
| MSRV | — | — | 1.75 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •smtp-proto leads with a health score of 64/100, but none of the options score above 80.
- •smtp-proto, rusmes-proto are pre-1.0 — API may change.