Decision Workspace
json-unflattening vs flatten-json-object vs serde_json
Side-by-side comparison of Rust crates
47
json-unflattening
growingv0.1.5
A Rust library for flattening and unflattening JSON structures.
44
flatten-json-object
growingv0.6.1
Tiny Rust library for flattening JSON objects
78
serde_json
stablev1.0.150
A JSON serialization file format
Core Metrics
| json-unflattening | flatten-json-object | serde_json | |
|---|---|---|---|
| Health Score | 47 | 44 | 78 |
| Total Downloads | 147.3K | 202.6K | 1.1B |
| 30d Downloads | 3.2K | 7.7K | 50.4M |
| Dependents | 17 | 19 | 974.9K |
| Releases | 6 | 9 | 182 |
| Last Updated | 551d ago | 1549d ago | 53d ago |
| Age | 2y 7m | 4y 3m | 10y 11m |
Health Breakdown
json-unflattening
Maintenance
4
Quality
14
Community
13
Popularity
6
Documentation
10
flatten-json-object
Maintenance
5
Quality
14
Community
9
Popularity
6
Documentation
10
serde_json
Maintenance
16
Quality
19
Community
20
Popularity
8
Documentation
15
Technical Details
| json-unflattening | flatten-json-object | serde_json | |
|---|---|---|---|
| Version | 0.1.5 | 0.6.1 | 1.0.150 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | Apache-2.0 | MIT | MIT OR Apache-2.0 |
| Dependencies | 4 | 5 | 15 |
| Crate Size | 10KB | 8KB | 156KB |
| Features | 0 | 0 | 8 |
| Yanked % | 0.0% | 0.0% | 1.1% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | — | 1.71 |
| Owners | 3 (team) | 1 | 2 (team) |
Links
Quick Verdict
- •serde_json leads with a health score of 78/100, but none of the options score above 80.
- •serde_json is depended on by 974.9K crates — strongest ecosystem trust.
- •⚠ json-unflattening, flatten-json-object have not been updated in over a year.
- •json-unflattening, flatten-json-object are pre-1.0 — API may change.