Decision Workspace
packbits vs bitfield-struct vs nanojson-derive
Side-by-side comparison of Rust crates
46
packbits
experimentalv0.1.1
Tiny, zero-boilerplate bit packing for your own structs: convert to/from fixed-size byte arrays and integer containers with one attribute.
66
bitfield-struct
growingv0.13.0
Struct-like procedural macro for bitfields.
52
nanojson-derive
experimentalv0.5.0
Derive macros (Serialize, Deserialize) for the nanojson crate.
Core Metrics
| packbits | bitfield-struct | nanojson-derive | |
|---|---|---|---|
| Health Score | 46 | 66 | 52 |
| Total Downloads | 989 | 14.8M | 186 |
| 30d Downloads | 0 | 2.3M | 0 |
| Dependents | 3 | 886 | 6 |
| Releases | 2 | 42 | 6 |
| Last Updated | 242d ago | 51d ago | 55d ago |
| Age | 8m | 4y 5m | 1m |
Health Breakdown
packbits
Maintenance
8
Quality
11
Community
8
Popularity
4
Documentation
15
bitfield-struct
Maintenance
16
Quality
13
Community
14
Popularity
8
Documentation
15
nanojson-derive
Maintenance
16
Quality
15
Community
8
Popularity
3
Documentation
10
Technical Details
| packbits | bitfield-struct | nanojson-derive | |
|---|---|---|---|
| Version | 0.1.1 | 0.13.0 | 0.5.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | Apache-2.0 | MIT | MIT |
| Dependencies | 8 | 5 | 0 |
| Crate Size | 254KB | 20KB | 12KB |
| Features | 0 | 0 | 0 |
| Yanked % | 0.0% | 4.8% | 0.0% |
| Edition | 2024 | 2021 | 2021 |
| MSRV | 1.85 | 1.83.0 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •bitfield-struct leads with a health score of 66/100, but none of the options score above 80.
- •bitfield-struct is depended on by 886 crates — strongest ecosystem trust.