Decision Workspace
scru128 vs uuid7 vs nulid
Side-by-side comparison of Rust crates
67
scru128
stablev4.2.0
SCRU128: Sortable, Clock and Random number-based Unique identifier
68
uuid7
stablev1.8.0
A Rust implementation of UUID version 7
60
nulid
experimentalv0.10.1
Nanosecond-Precision Universally Lexicographically Sortable Identifier
Core Metrics
| scru128 | uuid7 | nulid | |
|---|---|---|---|
| Health Score | 67 | 68 | 60 |
| Total Downloads | 85.3K | 300.9K | 1.8K |
| 30d Downloads | 2.8K | 18.1K | 0 |
| Dependents | 105 | 123 | 135 |
| Releases | 56 | 42 | 24 |
| Last Updated | 8d ago | 8d ago | 70d ago |
| Age | 4y 7m | 4y | 5m |
Health Breakdown
scru128
Maintenance
18
Quality
17
Community
11
Popularity
6
Documentation
15
uuid7
Maintenance
18
Quality
17
Community
11
Popularity
7
Documentation
15
nulid
Maintenance
15
Quality
14
Community
12
Popularity
4
Documentation
15
Technical Details
| scru128 | uuid7 | nulid | |
|---|---|---|---|
| Version | 4.2.0 | 1.8.0 | 0.10.1 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✗ No |
| License | Apache-2.0 | Apache-2.0 | MIT |
| Dependencies | 9 | 11 | 24 |
| Crate Size | 26KB | 32KB | 106KB |
| Features | 6 | 8 | 17 |
| Yanked % | 19.6% | 14.3% | 0.0% |
| Edition | 2024 | 2024 | 2024 |
| MSRV | 1.85 | 1.85 | 1.88 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •uuid7 leads with a health score of 68/100, but none of the options score above 80.
- •nulid is depended on by 135 crates — strongest ecosystem trust.
- •nulid is pre-1.0 — API may change.