Decision Workspace
cloudflare-zlib-sys vs flate2 vs libdeflater
Side-by-side comparison of Rust crates
59
cloudflare-zlib-sys
growingv0.3.7
Cloudflare fork of zlib with performance improvements
79
flate2
stablev1.1.9
DEFLATE compression and decompression exposed as Read/BufRead/Write streams. Supports miniz_oxide and multiple zlib implementations. Supports zlib, gzip, and raw deflate streams.
66
libdeflater
stablev1.25.2
Bindings to libdeflate for DEFLATE (de)compression exposed as non-streaming buffer operations. Contains bindings for raw deflate, zlib, and gzip data.
Core Metrics
| cloudflare-zlib-sys | flate2 | libdeflater | |
|---|---|---|---|
| Health Score | 59 | 79 | 66 |
| Total Downloads | 834.9K | 424.0M | 1.7M |
| 30d Downloads | 9.2K | 28.7M | 207.8K |
| Dependents | 77 | 55.6K | 359 |
| Releases | 16 | 77 | 33 |
| Last Updated | 30d ago | 52d ago | 47d ago |
| Age | 7y 10m | 11y 4m | 6y 6m |
Health Breakdown
cloudflare-zlib-sys
Maintenance
14
Quality
9
Community
16
Popularity
7
Documentation
13
flate2
Maintenance
17
Quality
21
Community
19
Popularity
8
Documentation
14
libdeflater
Maintenance
16
Quality
21
Community
13
Popularity
7
Documentation
9
Technical Details
| cloudflare-zlib-sys | flate2 | libdeflater | |
|---|---|---|---|
| Version | 0.3.7 | 1.1.9 | 1.25.2 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | Zlib | MIT OR Apache-2.0 | Apache-2.0 |
| Dependencies | 1 | 11 | 4 |
| Crate Size | 143KB | 83KB | 23KB |
| Features | 1 | 13 | 3 |
| Yanked % | 87.5% | 2.6% | 0.0% |
| Edition | 2021 | 2018 | 2018 |
| MSRV | — | 1.67.0 | — |
| Owners | 4 (team) | 3 | 1 |
Links
Quick Verdict
- •flate2 leads with a health score of 79/100, but none of the options score above 80.
- •flate2 is depended on by 55.6K crates — strongest ecosystem trust.
- •cloudflare-zlib-sys is pre-1.0 — API may change.