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zlib-rs

v0.6.6 Growing

A memory-safe zlib implementation written in rust

Zlib Edition 2021 MSRV 1.75

Quick Verdict

  • โœ“Actively maintained (updated 4d ago)
  • !Pre-1.0: API may have breaking changes
  • โœ“Trusted by 128 crates

Security

Checking security advisories...
Downloads
92.2M
Dependents
128
Releases
23
Size
215KB

Deep Insights

๐Ÿ“Š
Steady growth

13.1M downloads in the last 30 days (435.2K/day), up 4% from the previous period.

๐Ÿ”—
Moderate adoption

128 crates depend on zlib-rs. Reasonable ecosystem adoption, though not yet a core dependency.

๐Ÿ”ฌ
Pre-1.0 for over a year

Despite being 2+ years old, zlib-rs hasn't reached 1.0 yet. Expect potential API changes between versions.

๐ŸŒŸ
Used by top crates

Notable dependents include rustls, flate2, gix-features, libz-rs-sys, diffy. When high-quality crates choose zlib-rs, it's a strong quality signal.

Health Breakdown

Maintenance 22/25

Recency, release consistency, active ratio

Quality 17/25

Yanked ratio, deps, size, maturity, features

Community 9/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 12/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
364K/day avg-34%
0100K200K300K400K500K600K4/265/146/16/197/77/24

Top Dependents

Version Adoption

v0.6.3
54%
v0.5.5
25%
v0.6.0
10%
v0.6.2
7%
v0.5.4
3%

Release Timeline

10 releasessince 2025
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2026
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Feature Flags

default =["std", "c-allocator"]

lsxstd*avx512ZLIB_DEBUGvpclmulqdqc-allocator*__internal-apirust-allocator__internal-fuzz__internal-test__internal-fuzz-disable-checksum

README

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Maintainers

Dependencies
5
direct dependencies
Dependents
128
crates depend on zlib-rs