Decision Workspace
sz3 vs block_compression vs lz4_flex
Side-by-side comparison of Rust crates
54
sz3
growingv0.4.3+SZ3-3.3.2
High level bindings to the SZ3 lossy floating point compressor.
63
block_compression
growingv0.9.0
Texture block compression using WGPU compute shader
61
lz4_flex
growingv0.13.0
Fastest LZ4 implementation in Rust, no unsafe by default.
Core Metrics
| sz3 | block_compression | lz4_flex | |
|---|---|---|---|
| Health Score | 54 | 63 | 61 |
| Total Downloads | 16.3K | 13.8K | 83.0M |
| 30d Downloads | 960 | 1.1K | 8.0M |
| Dependents | 13 | 0 | 3.9K |
| Releases | 8 | 11 | 40 |
| Last Updated | 108d ago | 8d ago | 12d ago |
| Age | 1y 10m | 1y 2m | 5y 5m |
Health Breakdown
sz3
Maintenance
12
Quality
15
Community
12
Popularity
5
Documentation
10
block_compression
Maintenance
21
Quality
16
Community
6
Popularity
5
Documentation
15
lz4_flex
Maintenance
18
Quality
11
Community
12
Popularity
8
Documentation
12
Technical Details
| sz3 | block_compression | lz4_flex | |
|---|---|---|---|
| Version | 0.4.3+SZ3-3.3.2 | 0.9.0 | 0.13.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT OR Apache-2.0 | MIT | MIT |
| Dependencies | 5 | 6 | 9 |
| Crate Size | 10KB | 77KB | 45KB |
| Features | 1 | 4 | 7 |
| Yanked % | 0.0% | 0.0% | 20.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | 1.80 | 1.81 |
| Owners | 2 (team) | 1 | 1 |
Links
Quick Verdict
- •block_compression leads with a health score of 63/100, but none of the options score above 80.
- •lz4_flex has the most downloads (83.0M), suggesting wider adoption.
- •lz4_flex is depended on by 3.9K crates — strongest ecosystem trust.