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openssl-sys

v0.9.116 Growing

FFI bindings to OpenSSL

MIT Edition 2021 MSRV 1.80.0

Quick Verdict

  • โœ“Actively maintained (updated 9d ago)
  • !Pre-1.0: API may have breaking changes
  • โœ“Massive adoption (5.8K crates depend on it)
  • โœ“Permissive license (MIT)

Security

Checking security advisories...
Downloads
351.4M
Dependents
5.8K
Releases
182
Size
76KB

Deep Insights

๐Ÿ“ˆ
Strong growth momentum

23.3M downloads in the last 30 days (776.0K/day), up 23% from the previous period.

๐Ÿ”—
Widely adopted

5.8K crates depend on openssl-sys. Strong ecosystem adoption means battle-tested code and long-term stability.

๐Ÿ‘ค
Prolific maintainer

The primary maintainer publishes 213 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.

๐Ÿ”ฌ
Pre-1.0 for over a year

Despite being 11+ years old, openssl-sys hasn't reached 1.0 yet. Expect potential API changes between versions.

๐ŸŒŸ
Used by top crates

Notable dependents include openssl, native-tls, libsqlite3-sys, git2, libgit2-sys. When high-quality crates choose openssl-sys, it's a strong quality signal.

Health Breakdown

Maintenance 18/25

Recency, release consistency, active ratio

Quality 15/25

Yanked ratio, deps, size, maturity, features

Community 17/20

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
674K/day avg+26%
0200K400K600K800K1.0M2/263/164/34/215/95/26

Top Dependents

Version Adoption

v0.9.109
39%
v0.9.111
33%
v0.9.107
15%
v0.9.112
7%
v0.9.108
6%

Release Timeline

10 releasessince 2025
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2026
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Feature Flags

aws-lcvendoredaws-lc-fipsunstable_boringssl

README

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Maintainers

Dependencies
9
direct dependencies
Dependents
5.8K
crates depend on openssl-sys