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rustls

v0.23.42 Growing

Rustls is a modern TLS library written in Rust.

Apache-2.0 OR ISC OR MIT Edition 2021 MSRV 1.71

Quick Verdict

  • โœ“Actively maintained (updated 0d ago)
  • !Pre-1.0: API may have breaking changes
  • โœ“Massive adoption (46.3K crates depend on it)
  • โœ“Team maintained (3 owners)
  • !Heavy dependency tree (26 direct deps)

Security

Checking security advisories...
Downloads
761.2M
Dependents
46.3K
Releases
112
Size
375KB

Deep Insights

๐Ÿ“Š
Stable downloads

55.0M downloads in the last 30 days (1.8M/day). Volume is roughly flat compared to the previous period.

๐Ÿ›๏ธ
Foundational crate

46.3K crates depend on rustls โ€” it's part of the Rust ecosystem's core infrastructure. Removing it from your dependency tree would be extremely difficult.

๐Ÿ‘ฅ
Team maintained

This crate is maintained by a team (3 owners), reducing bus-factor risk and ensuring continuity.

๐Ÿ”ฌ
Pre-1.0 for over a year

Despite being 9+ years old, rustls hasn't reached 1.0 yet. Expect potential API changes between versions.

๐Ÿ“ฆ
Heavy dependency tree

26 direct dependencies. Consider the impact on compile times and supply chain complexity.

๐ŸŒŸ
Used by top crates

Notable dependents include tokio-rustls, webpki-roots, reqwest, hyper-rustls, rustls-native-certs. When high-quality crates choose rustls, it's a strong quality signal.

Health Breakdown

Maintenance 19/25

Recency, release consistency, active ratio

Quality 13/25

Yanked ratio, deps, size, maturity, features

Community 18/20

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
1.7M/day avg-51%
01.0M2.0M4/265/146/16/197/77/24

Top Dependents

Version Adoption

v0.23.37
30%
v0.23.40
22%
v0.23.36
22%
v0.23.35
18%
v0.23.38
8%

Release Timeline

10 releasessince 2025
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2026
8
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Feature Flags

default =["aws_lc_rs", "logging", "prefer-post-quantum", "std", "tls12"]

std*fipsringzlibtls12*brotlilogging*read_bufaws-lc-rsaws_lc_rs*custom-providerprefer-post-quantum*

README

Loading README...

Maintainers

Dependencies
26
direct dependencies
Dependents
46.3K
crates depend on rustls