Decision Workspace
cardinality-estimator-safe vs cardinality-estimator vs hyperloglockless
Side-by-side comparison of Rust crates
49
cardinality-estimator-safe
growingv4.0.2
Estimate the cardinality of distinct elements in a stream or dataset with no unsafe code
64
cardinality-estimator
stablev1.0.3
A crate for estimating the cardinality of distinct elements in a stream or dataset.
57
hyperloglockless
experimentalv0.5.0
High-performance HyperLogLog with bias correction and full concurrency support.
Core Metrics
| cardinality-estimator-safe | cardinality-estimator | hyperloglockless | |
|---|---|---|---|
| Health Score | 49 | 64 | 57 |
| Total Downloads | 5.1K | 914.6K | 19.2K |
| 30d Downloads | 49 | 84.1K | 981 |
| Dependents | 0 | 48 | 8 |
| Releases | 8 | 4 | 6 |
| Last Updated | 267d ago | 45d ago | 44d ago |
| Age | 10m | 1y 10m | 9m |
Health Breakdown
cardinality-estimator-safe
Maintenance
10
Quality
16
Community
6
Popularity
4
Documentation
13
cardinality-estimator
Maintenance
13
Quality
18
Community
13
Popularity
7
Documentation
13
hyperloglockless
Maintenance
16
Quality
15
Community
9
Popularity
5
Documentation
12
Technical Details
| cardinality-estimator-safe | cardinality-estimator | hyperloglockless | |
|---|---|---|---|
| Version | 4.0.2 | 1.0.3 | 0.5.0 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✗ No |
| License | Apache-2.0 | Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 18 | 14 | 8 |
| Crate Size | 431KB | 434KB | 26KB |
| Features | 3 | 2 | 5 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | — | 1.70.0 |
| Owners | 1 | 2 | 1 |
Links
Quick Verdict
- •cardinality-estimator leads with a health score of 64/100, but none of the options score above 80.
- •hyperloglockless is pre-1.0 — API may change.