Decision Workspace
json_shape vs serde_json vs alloy-json-abi
Side-by-side comparison of Rust crates
43
json_shape
experimentalv0.5.1
Rust library to handle JSON shape
81
serde_json
stablev1.0.150
A JSON serialization file format
77
alloy-json-abi
stablev1.6.0
Full Ethereum JSON-ABI implementation
Core Metrics
| json_shape | serde_json | alloy-json-abi | |
|---|---|---|---|
| Health Score | 43 | 81 | 77 |
| Total Downloads | 4.4K | 924.4M | 14.4M |
| 30d Downloads | 0 | 70.0M | 1.5M |
| Dependents | 1 | 821.7K | 1.1K |
| Releases | 10 | 182 | 73 |
| Last Updated | 321d ago | 4d ago | 11d ago |
| Age | 11m | 10y 9m | 2y 10m |
Health Breakdown
json_shape
Maintenance
9
Quality
13
Community
7
Popularity
4
Documentation
10
serde_json
Maintenance
19
Quality
19
Community
20
Popularity
8
Documentation
15
alloy-json-abi
Maintenance
19
Quality
19
Community
19
Popularity
8
Documentation
12
Technical Details
| json_shape | serde_json | alloy-json-abi | |
|---|---|---|---|
| Version | 0.5.1 | 1.0.150 | 1.6.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | Apache-2.0 | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 7 | 15 | 8 |
| Crate Size | 42KB | 156KB | 45KB |
| Features | 0 | 8 | 3 |
| Yanked % | 0.0% | 1.1% | 0.0% |
| Edition | 2024 | 2021 | 2024 |
| MSRV | — | 1.71 | 1.85 |
| Owners | 1 | 2 (team) | 2 (team) |
Links
Quick Verdict
- •serde_json has the highest health score (81/100) — a strong overall choice.
- •serde_json is depended on by 821.7K crates — strongest ecosystem trust.
- •json_shape is pre-1.0 — API may change.