Decision Workspace
pdatastructs vs cardinality-estimator vs streaming_algorithms
Side-by-side comparison of Rust crates
46
pdatastructs
growingv0.7.0
Simple probabilistic data structures
64
cardinality-estimator
stablev1.0.3
A crate for estimating the cardinality of distinct elements in a stream or dataset.
56
streaming_algorithms
growingv0.3.3
SIMD-accelerated implementations of various streaming algorithms, including Count–min sketch, Top k, HyperLogLog, Reservoir sampling.
Core Metrics
| pdatastructs | cardinality-estimator | streaming_algorithms | |
|---|---|---|---|
| Health Score | 46 | 64 | 56 |
| Total Downloads | 271.9K | 914.6K | 31.4K |
| 30d Downloads | 5.2K | 87.1K | 3.0K |
| Dependents | 74 | 48 | 55 |
| Releases | 7 | 4 | 8 |
| Last Updated | 1383d ago | 45d ago | 164d ago |
| Age | 8y 5m | 1y 10m | 7y 6m |
Health Breakdown
pdatastructs
Maintenance
3
Quality
14
Community
10
Popularity
6
Documentation
13
cardinality-estimator
Maintenance
13
Quality
18
Community
13
Popularity
7
Documentation
13
streaming_algorithms
Maintenance
9
Quality
16
Community
13
Popularity
5
Documentation
13
Technical Details
| pdatastructs | cardinality-estimator | streaming_algorithms | |
|---|---|---|---|
| Version | 0.7.0 | 1.0.3 | 0.3.3 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT/Apache-2.0 | Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 8 | 14 | 5 |
| Crate Size | 87KB | 434KB | 62KB |
| Features | 1 | 2 | 3 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | — | — |
| Owners | 1 | 2 | 2 |
Links
Quick Verdict
- •cardinality-estimator leads with a health score of 64/100, but none of the options score above 80.
- •⚠ pdatastructs has not been updated in over a year.
- •pdatastructs, streaming_algorithms are pre-1.0 — API may change.