Decision Workspace
cu29-value vs serde_json vs serde
Side-by-side comparison of Rust crates
69
cu29-value
stablev1.0.0
This is a fork of Value with custom types added for Copper like the time and units.
78
serde_json
stablev1.0.150
A JSON serialization file format
74
serde
growingv1.0.228
A generic serialization/deserialization framework
Core Metrics
| cu29-value | serde_json | serde | |
|---|---|---|---|
| Health Score | 69 | 78 | 74 |
| Total Downloads | 42.3K | 1.1B | 1.2B |
| 30d Downloads | 4.0K | 53.6M | 51.1M |
| Dependents | 58 | 974.9K | 1.2M |
| Releases | 23 | 182 | 315 |
| Last Updated | 11d ago | 53d ago | 289d ago |
| Age | 1y 11m | 10y 11m | 11y 7m |
Health Breakdown
cu29-value
Maintenance
21
Quality
18
Community
9
Popularity
6
Documentation
15
serde_json
Maintenance
16
Quality
19
Community
20
Popularity
8
Documentation
15
serde
Maintenance
9
Quality
22
Community
20
Popularity
8
Documentation
15
Technical Details
| cu29-value | serde_json | serde | |
|---|---|---|---|
| Version | 1.0.0 | 1.0.150 | 1.0.228 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✓ Yes |
| License | MIT | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 6 | 15 | 2 |
| Crate Size | 22KB | 156KB | 84KB |
| Features | 3 | 8 | 6 |
| Yanked % | 0.0% | 1.1% | 0.9% |
| Edition | 2024 | 2021 | 2021 |
| MSRV | 1.95 | 1.71 | 1.56 |
| Owners | 1 | 2 (team) | 2 (team) |
Links
Quick Verdict
- •serde_json leads with a health score of 78/100, but none of the options score above 80.
- •serde has the most downloads (1.2B), suggesting wider adoption.
- •serde is depended on by 1.2M crates — strongest ecosystem trust.