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libffi-sys

v4.1.0 Stable

Raw Rust bindings for libffi

MIT/Apache-2.0 Edition 2021 MSRV 1.78
Development tools::FFI #ffi#closure#c#libffi

Quick Verdict

  • Actively maintained (updated 86d ago)
  • Stable API (4.x for 9+ years)
  • Trusted by 216 crates
  • Tiny footprint (1.5MB, 1 deps)
  • Permissive license (MIT/Apache-2.0)

Security

Checking security advisories...
Downloads
2.4M
Dependents
216
Releases
51
Size
1.5MB

Deep Insights

📈
Strong growth momentum

181.0K downloads in the last 30 days (6.0K/day), up 47% from the previous period.

🔗
Moderate adoption

216 crates depend on libffi-sys. Reasonable ecosystem adoption, though not yet a core dependency.

Stable for 9+ years

The API has been stable (1.x) for over 9 years with 51 releases. This level of maturity means you can depend on it without worrying about breaking changes.

🪶
Minimal dependencies

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

🌟
Used by top crates

Notable dependents include libffi, deno_ffi, haru, hllvm-sys, ospl. When high-quality crates choose libffi-sys, it's a strong quality signal.

Health Breakdown

Maintenance 13/25

Recency, release consistency, active ratio

Quality 20/25

Yanked ratio, deps, size, maturity, features

Community 15/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 12/15

Docs, repo, license, metadata

Download Trend

Daily downloads · last 90 days
4K/day avg+120%
05K10K12/291/162/32/213/113/28

Top Dependents

Version Adoption

v2.3.0
60%
v2.0.0
15%
v4.1.0
10%
v3.3.2
10%
v3.3.3
6%

Release Timeline

51 releases2 yankedsince 2016
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2016
11
2017
8
2018
3
2019
5
2020
2
2021
5
2022
4
2023
4
2024
2025
8
2026
1
Less
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Yanked

Feature Flags

default =["std"]

std*systemcomplexcheck_only

README

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Maintainers

Dependencies
1
direct dependencies
Dependents
216
crates depend on libffi-sys

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