Decision Workspace
roughly vs pithanos vs cardinality-estimator
Side-by-side comparison of Rust crates
45
roughly
experimentalv0.1.0
Probabilistic data structures for Rust — because sometimes close enough is good enough.
41
pithanos
experimentalv0.2.0
Fast, lock-free probabilistic data structures for modern Rust.
61
cardinality-estimator
growingv1.0.3
A crate for estimating the cardinality of distinct elements in a stream or dataset.
Core Metrics
| roughly | pithanos | cardinality-estimator | |
|---|---|---|---|
| Health Score | 45 | 41 | 61 |
| Total Downloads | 23 | 192 | 1.2M |
| 30d Downloads | 0 | 0 | 51.8K |
| Dependents | 0 | 0 | 50 |
| Releases | 1 | 2 | 4 |
| Last Updated | 101d ago | 218d ago | 153d ago |
| Age | 3m | 8m | 2y 2m |
Health Breakdown
roughly
Maintenance
8
Quality
16
Community
6
Popularity
2
Documentation
13
pithanos
Maintenance
8
Quality
14
Community
6
Popularity
3
Documentation
10
cardinality-estimator
Maintenance
9
Quality
19
Community
13
Popularity
7
Documentation
13
Technical Details
| roughly | pithanos | cardinality-estimator | |
|---|---|---|---|
| Version | 0.1.0 | 0.2.0 | 1.0.3 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT | MIT | Apache-2.0 |
| Dependencies | 2 | 2 | 14 |
| Crate Size | 12KB | 13KB | 434KB |
| Features | 3 | 0 | 2 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2021 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 2 |
Links
Quick Verdict
- •cardinality-estimator leads with a health score of 61/100, but none of the options score above 80.
- •roughly, pithanos are pre-1.0 — API may change.