Decision Workspace
pdatastructs vs cardinality-estimator vs datasketches
Side-by-side comparison of Rust crates
47
pdatastructs
growingv0.7.0
Simple probabilistic data structures
63
cardinality-estimator
growingv1.0.3
A crate for estimating the cardinality of distinct elements in a stream or dataset.
58
datasketches
growingv0.3.0
A software library of stochastic streaming algorithms (a.k.a. sketches)
Core Metrics
| pdatastructs | cardinality-estimator | datasketches | |
|---|---|---|---|
| Health Score | 47 | 63 | 58 |
| Total Downloads | 286.5K | 1.1M | 233.8K |
| 30d Downloads | 7.8K | 92.3K | 187.6K |
| Dependents | 74 | 49 | 2 |
| Releases | 7 | 4 | 10 |
| Last Updated | 1442d ago | 104d ago | 7d ago |
| Age | 8y 7m | 2y | 1y 9m |
Health Breakdown
pdatastructs
Maintenance
3
Quality
14
Community
10
Popularity
7
Documentation
13
cardinality-estimator
Maintenance
11
Quality
19
Community
13
Popularity
7
Documentation
13
datasketches
Maintenance
18
Quality
13
Community
9
Popularity
6
Documentation
12
Technical Details
| pdatastructs | cardinality-estimator | datasketches | |
|---|---|---|---|
| Version | 0.7.0 | 1.0.3 | 0.3.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT/Apache-2.0 | Apache-2.0 | Apache-2.0 |
| Dependencies | 8 | 14 | 2 |
| Crate Size | 87KB | 434KB | 257KB |
| Features | 1 | 2 | 8 |
| Yanked % | 0.0% | 0.0% | 10.0% |
| Edition | 2021 | 2021 | 2024 |
| MSRV | — | — | 1.86.0 |
| Owners | 1 | 2 | 2 |
Links
Quick Verdict
- •cardinality-estimator leads with a health score of 63/100, but none of the options score above 80.
- •⚠ pdatastructs has not been updated in over a year.
- •pdatastructs, datasketches are pre-1.0 — API may change.