Decision Workspace
lettermint vs lettermint-rs vs postmark
Side-by-side comparison of Rust crates
58
lettermint
experimentalv0.3.2
Lettermint email service client
45
lettermint-rs
experimentalv0.3.1
Lettermint email service client
57
postmark
stablev2.0.1
Postmark rust client
Core Metrics
| lettermint | lettermint-rs | postmark | |
|---|---|---|---|
| Health Score | 58 | 45 | 57 |
| Total Downloads | 556 | 1.4K | 215.5K |
| 30d Downloads | 0 | 0 | 7.2K |
| Dependents | 7 | 0 | 15 |
| Releases | 8 | 2 | 29 |
| Last Updated | 8d ago | 88d ago | 46d ago |
| Age | 3m | 2m | 5y |
Health Breakdown
lettermint
Maintenance
18
Quality
16
Community
8
Popularity
3
Documentation
13
lettermint-rs
Maintenance
9
Quality
13
Community
6
Popularity
4
Documentation
13
postmark
Maintenance
15
Quality
14
Community
9
Popularity
6
Documentation
13
Technical Details
| lettermint | lettermint-rs | postmark | |
|---|---|---|---|
| Version | 0.3.2 | 0.3.1 | 2.0.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 15 | 16 | 13 |
| Crate Size | 41KB | 39KB | 65KB |
| Features | 11 | 4 | 5 |
| Yanked % | 0.0% | 0.0% | 10.3% |
| Edition | 2024 | 2024 | 2024 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •lettermint leads with a health score of 58/100, but none of the options score above 80.
- •postmark has the most downloads (215.5K), suggesting wider adoption.
- •lettermint, lettermint-rs are pre-1.0 — API may change.