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libc

v0.2.183 Growing

Raw FFI bindings to platform libraries like libc.

MIT OR Apache-2.0 Edition 2021 MSRV 1.63
External FFI bindingsOperating systemsNo standard library #bindings#ffi#system#libc#operating

Quick Verdict

  • โœ“Actively maintained (updated 19d ago)
  • !Pre-1.0: API may have breaking changes
  • โœ“Massive adoption (120.3K crates depend on it)
  • โœ“Team maintained (7 owners)
  • โœ“Tiny footprint (817KB, 1 deps)

Security

Checking security advisories...
Downloads
1.0B
Dependents
120.3K
Releases
199
Size
817KB

Deep Insights

๐Ÿ“ˆ
Strong growth momentum

73.6M downloads in the last 30 days (2.5M/day), up 23% from the previous period.

๐Ÿ›๏ธ
Foundational crate

120.3K crates depend on libc โ€” it's part of the Rust ecosystem's core infrastructure. Removing it from your dependency tree would be extremely difficult.

๐Ÿ‘ค
Prolific maintainer

The primary maintainer publishes 59 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, libc hasn't reached 1.0 yet. Expect potential API changes between versions.

๐Ÿชถ
Minimal dependencies

Only 1 direct dependencies. Lean dependency tree means faster builds and lower supply chain risk.

๐ŸŒŸ
Used by top crates

Notable dependents include hashbrown, getrandom, cc, parking_lot_core, socket2. When high-quality crates choose libc, it's a strong quality signal.

Health Breakdown

Maintenance 19/25

Recency, release consistency, active ratio

Quality 15/25

Yanked ratio, deps, size, maturity, features

Community 20/20

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
2.0M/day avg+62%
01.0M2.0M3.0M12/291/162/32/213/113/28

Top Dependents

Version Adoption

v0.2.172
23%
v0.2.177
20%
v0.2.155
20%
v0.2.169
19%
v0.2.175
18%

Release Timeline

199 releases9 yankedsince 2015
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2015
18
2016
14
2017
16
2018
11
2019
20
2020
15
2021
31
2022
27
2023
12
2024
18
2025
10
2026
7
Less
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Yanked

Feature Flags

default =["std"]

std*alignuse_stdextra_traitsconst-extern-fnrustc-dep-of-std

README

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Maintainers

Dependencies
1
direct dependencies
Dependents
120.3K
crates depend on libc

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