Decision Workspace
repr_offset vs memoffset vs testaso
Side-by-side comparison of Rust crates
50
repr_offset
growingv0.2.2
Offsets of fields for types with a stable layout.
50
memoffset
growingv0.9.1
offset_of functionality for Rust structs.
46
testaso
growingv0.1.0
Test alignment, size and offset for structs.
Core Metrics
| repr_offset | memoffset | testaso | |
|---|---|---|---|
| Health Score | 50 | 50 | 46 |
| Total Downloads | 2.5M | 522.9M | 107.9K |
| 30d Downloads | 184.4K | 28.5M | 388 |
| Dependents | 14 | 4.2K | 25 |
| Releases | 7 | 23 | 1 |
| Last Updated | 1126d ago | 731d ago | 1463d ago |
| Age | 5y 10m | 8y 5m | 4y |
Health Breakdown
repr_offset
Maintenance
4
Quality
18
Community
8
Popularity
8
Documentation
12
memoffset
Maintenance
5
Quality
13
Community
16
Popularity
8
Documentation
8
testaso
Maintenance
1
Quality
16
Community
14
Popularity
6
Documentation
9
Technical Details
| repr_offset | memoffset | testaso | |
|---|---|---|---|
| Version | 0.2.2 | 0.9.1 | 0.1.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | Zlib | MIT | MIT |
| Dependencies | 3 | 2 | 0 |
| Crate Size | 37KB | 9KB | 3KB |
| Features | 8 | 3 | 0 |
| Yanked % | 0.0% | 13.0% | 0.0% |
| Edition | 2018 | — | 2018 |
| MSRV | — | — | — |
| Owners | 1 | 2 | 2 (team) |
Links
Quick Verdict
- •repr_offset leads with a health score of 50/100, but none of the options score above 80.
- •memoffset has the most downloads (522.9M), suggesting wider adoption.
- •memoffset is depended on by 4.2K crates — strongest ecosystem trust.
- •⚠ repr_offset, memoffset, testaso have not been updated in over a year.