Decision Workspace
ruzstd vs structured-zstd vs zstd-safe
Side-by-side comparison of Rust crates
50
ruzstd
growingv0.8.2
A decoder for the zstd compression format
47
structured-zstd
experimentalv0.0.3
Pure Rust zstd implementation — managed fork of ruzstd. Dictionary decompression, no FFI.
65
zstd-safe
growingv7.2.4
Safe low-level bindings for the zstd compression library.
Core Metrics
| ruzstd | structured-zstd | zstd-safe | |
|---|---|---|---|
| Health Score | 50 | 47 | 65 |
| Total Downloads | 38.9M | 97 | 255.9M |
| 30d Downloads | 3.4M | 97 | 18.2M |
| Dependents | 616 | 0 | 650 |
| Releases | 18 | 2 | 54 |
| Last Updated | 145d ago | 1d ago | 372d ago |
| Age | 6y 4m | 3d | 8y 9m |
Health Breakdown
ruzstd
Maintenance
10
Quality
10
Community
13
Popularity
8
Documentation
9
structured-zstd
Maintenance
14
Quality
14
Community
5
Popularity
2
Documentation
12
zstd-safe
Maintenance
9
Quality
23
Community
14
Popularity
8
Documentation
11
Technical Details
| ruzstd | structured-zstd | zstd-safe | |
|---|---|---|---|
| Version | 0.8.2 | 0.0.3 | 7.2.4 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT | Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 8 | 8 | 1 |
| Crate Size | 100KB | 120KB | 29KB |
| Features | 6 | 6 | 16 |
| Yanked % | 22.2% | 0.0% | 1.8% |
| Edition | 2018 | 2024 | 2018 |
| MSRV | — | 1.92 | 1.64 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •zstd-safe leads with a health score of 65/100, but none of the options score above 80.
- •zstd-safe is depended on by 650 crates — strongest ecosystem trust.
- •⚠ zstd-safe has not been updated in over a year.
- •ruzstd, structured-zstd are pre-1.0 — API may change.