Decision Workspace
xxai-msgpacker vs rmp vs rmp-serde
Side-by-side comparison of Rust crates
44
xxai-msgpacker
growingv0.4.4
MessagePack protocol implementation for Rust.
65
rmp
growingv0.8.15
Pure Rust MessagePack serialization implementation
65
rmp-serde
stablev1.3.1
Serde support for MessagePack
Core Metrics
| xxai-msgpacker | rmp | rmp-serde | |
|---|---|---|---|
| Health Score | 44 | 65 | 65 |
| Total Downloads | 5.3K | 92.4M | 85.7M |
| 30d Downloads | 80 | 6.7M | 6.3M |
| Dependents | 12 | 2.0K | 18.9K |
| Releases | 2 | 34 | 43 |
| Last Updated | 1014d ago | 94d ago | 94d ago |
| Age | 2y 9m | 10y 10m | 10y 7m |
Health Breakdown
xxai-msgpacker
Maintenance
4
Quality
18
Community
8
Popularity
4
Documentation
10
rmp
Maintenance
13
Quality
11
Community
18
Popularity
8
Documentation
15
rmp-serde
Maintenance
13
Quality
13
Community
16
Popularity
8
Documentation
15
Technical Details
| xxai-msgpacker | rmp | rmp-serde | |
|---|---|---|---|
| Version | 0.4.4 | 0.8.15 | 1.3.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT/Apache-2.0 | MIT | MIT |
| Dependencies | 3 | 2 | 4 |
| Crate Size | 16KB | 33KB | 34KB |
| Features | 5 | 2 | 0 |
| Yanked % | 0.0% | 76.5% | 81.4% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | — | 1.85 | 1.85 |
| Owners | 1 | 3 (team) | 2 |
Links
Quick Verdict
- •rmp leads with a health score of 65/100, but none of the options score above 80.
- •rmp-serde is depended on by 18.9K crates — strongest ecosystem trust.
- •⚠ xxai-msgpacker has not been updated in over a year.
- •xxai-msgpacker, rmp are pre-1.0 — API may change.