Decision Workspace
fixed-json vs picojson vs bufjson
Side-by-side comparison of Rust crates
51
fixed-json
experimentalv0.4.0
No-std, no-allocation JSON parsing into caller-owned fixed storage
56
picojson
experimentalv0.2.3
A resource-constrained JSON parser for embedded systems.
56
bufjson
growingv1.0.1
Fast streaming JSON parser and lexer | Read JSON without allocating or copying.
Core Metrics
| fixed-json | picojson | bufjson | |
|---|---|---|---|
| Health Score | 51 | 56 | 56 |
| Total Downloads | 106 | 3.7K | 3.6K |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 0 | 0 | 0 |
| Releases | 6 | 10 | 25 |
| Last Updated | 30d ago | 29d ago | 13d ago |
| Age | 1m | 11m | 9m |
Health Breakdown
fixed-json
Maintenance
12
Quality
16
Community
6
Popularity
2
Documentation
15
picojson
Maintenance
17
Quality
16
Community
6
Popularity
4
Documentation
13
bufjson
Maintenance
18
Quality
15
Community
6
Popularity
4
Documentation
13
Technical Details
| fixed-json | picojson | bufjson | |
|---|---|---|---|
| Version | 0.4.0 | 0.2.3 | 1.0.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | BSD-2-Clause | Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 1 | 4 | 16 |
| Crate Size | 43KB | 111KB | 305KB |
| Features | 2 | 10 | 8 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | 2024 |
| MSRV | 1.85 | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •picojson leads with a health score of 56/100, but none of the options score above 80.
- •fixed-json, picojson are pre-1.0 — API may change.