Decision Workspace
MailLaser vs smtp_recv vs mailin-embedded
Side-by-side comparison of Rust crates
49
MailLaser
growingv2.0.0
An SMTP server that listens for incoming emails addressed to a specific recipient and forwards them as HTTP POST requests to a configured webhook.
52
smtp_recv
experimentalv0.1.65
Dual-port SMTP server: Secure submission (465) & Inbound forwarding (25) / 双端口 SMTP 服务：安全提交 (465) 与入站转发 (25)
46
mailin-embedded
growingv0.8.3
An SMTP server that can be embedded in other programs
Core Metrics
| MailLaser | smtp_recv | mailin-embedded | |
|---|---|---|---|
| Health Score | 49 | 52 | 46 |
| Total Downloads | 753 | 1.2K | 43.1K |
| 30d Downloads | 5 | 91 | 1.2K |
| Dependents | 0 | 25 | 24 |
| Releases | 3 | 52 | 15 |
| Last Updated | 43d ago | 11d ago | 573d ago |
| Age | 11m | 3m | 7y 3m |
Health Breakdown
MailLaser
Maintenance
16
Quality
14
Community
6
Popularity
3
Documentation
10
smtp_recv
Maintenance
18
Quality
12
Community
10
Popularity
4
Documentation
8
mailin-embedded
Maintenance
5
Quality
15
Community
10
Popularity
6
Documentation
10
Technical Details
| MailLaser | smtp_recv | mailin-embedded | |
|---|---|---|---|
| Version | 2.0.0 | 0.1.65 | 0.8.3 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✗ No |
| License | MIT | MulanPSL-2.0 | MIT OR Apache-2.0 |
| Dependencies | 26 | 32 | 8 |
| Crate Size | 79KB | 55KB | 6KB |
| Features | 0 | 4 | 3 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2021 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •smtp_recv leads with a health score of 52/100, but none of the options score above 80.
- •mailin-embedded has the most downloads (43.1K), suggesting wider adoption.
- •⚠ mailin-embedded has not been updated in over a year.
- •smtp_recv, mailin-embedded are pre-1.0 — API may change.