Decision Workspace
mphf_benchmark vs entropy-map vs ptr_hash
Side-by-side comparison of Rust crates
52
mphf_benchmark
growingv0.3.6
The program for benchmarking Minimal Perfect Hash Functions
52
entropy-map
growingv1.1.0
Ultra-low latency hash map using minimal perfect hash functions and compact encoding of values, minimizing memory footprint and storage size for efficient data retrieval.
48
ptr_hash
growingv1.1.0
A high-throughput minimal perfect hash function
Core Metrics
| mphf_benchmark | entropy-map | ptr_hash | |
|---|---|---|---|
| Health Score | 52 | 52 | 48 |
| Total Downloads | 21.3K | 472.8K | 6.7K |
| 30d Downloads | 25 | 57.8K | 601 |
| Dependents | 0 | 1 | 7 |
| Releases | 21 | 2 | 5 |
| Last Updated | 197d ago | 493d ago | 206d ago |
| Age | 3y 3m | 1y 5m | 2y 4m |
Health Breakdown
mphf_benchmark
Maintenance
11
Quality
17
Community
6
Popularity
5
Documentation
13
entropy-map
Maintenance
6
Quality
19
Community
7
Popularity
7
Documentation
13
ptr_hash
Maintenance
8
Quality
17
Community
8
Popularity
5
Documentation
10
Technical Details
| mphf_benchmark | entropy-map | ptr_hash | |
|---|---|---|---|
| Version | 0.3.6 | 1.1.0 | 1.1.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | MIT OR Apache-2.0 | Apache-2.0 | MIT |
| Dependencies | 14 | 13 | 33 |
| Crate Size | 34KB | 30KB | 46KB |
| Features | 12 | 2 | 4 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •mphf_benchmark leads with a health score of 52/100, but none of the options score above 80.
- •entropy-map has the most downloads (472.8K), suggesting wider adoption.
- •⚠ entropy-map has not been updated in over a year.
- •mphf_benchmark is pre-1.0 — API may change.