Decision Workspace
mailroom vs outbox-relay vs outbox-core
Side-by-side comparison of Rust crates
39
mailroom
experimentalv0.1.0
Async outbox for reliable message delivery in distributed microservices
33
outbox-relay
growingv0.1.0
Relay events from an outbox table to kafka
53
outbox-core
experimentalv0.3.1
Core traits and logic for modular transactional outbox pattern in Rust
Core Metrics
| mailroom | outbox-relay | outbox-core | |
|---|---|---|---|
| Health Score | 39 | 33 | 53 |
| Total Downloads | 20 | 1.6K | 200 |
| 30d Downloads | 3 | 4 | 101 |
| Dependents | 0 | 7 | 13 |
| Releases | 1 | 1 | 9 |
| Last Updated | 93d ago | 1583d ago | 26d ago |
| Age | 3m | 4y 4m | 1m |
Health Breakdown
mailroom
Maintenance
8
Quality
13
Community
6
Popularity
2
Documentation
10
outbox-relay
Maintenance
1
Quality
13
Community
5
Popularity
4
Documentation
10
outbox-core
Maintenance
14
Quality
14
Community
9
Popularity
3
Documentation
13
Technical Details
| mailroom | outbox-relay | outbox-core | |
|---|---|---|---|
| Version | 0.1.0 | 0.1.0 | 0.3.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | MIT OR Apache-2.0 | MIT |
| Dependencies | 19 | 10 | 11 |
| Crate Size | 45KB | 13KB | 23KB |
| Features | 4 | 0 | 2 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | 2024 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •outbox-core leads with a health score of 53/100, but none of the options score above 80.
- •outbox-relay has the most downloads (1.6K), suggesting wider adoption.
- •⚠ outbox-relay has not been updated in over a year.