fd-lock
v4.0.4 GrowingAdvisory cross-platform lock on a file using a file descriptor to it.
Quick Verdict
- ✕Not updated for 1+ year
- ✓Stable API (4.x for 7+ years)
- ✓Massive adoption (1.8K crates depend on it)
- ✓Permissive license (MIT OR Apache-2.0)
Security
Deep Insights
4.2M downloads in the last 30 days (139.5K/day). Volume is roughly flat compared to the previous period.
1.8K crates depend on fd-lock. Strong ecosystem adoption means battle-tested code and long-term stability.
The primary maintainer publishes 160 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.
The API has been stable (1.x) for over 7 years with 23 releases. This level of maturity means you can depend on it without worrying about breaking changes.
At 15KB, fd-lock is lightweight. Small crate size correlates with focused, well-scoped functionality.
Notable dependents include system-interface, reedline, diesel_cli, foundry-compilers, modelexpress-common. When high-quality crates choose fd-lock, it's a strong quality signal.
Health Breakdown
Recency, release consistency, active ratio
Yanked ratio, deps, size, maturity, features
Reverse deps, ownership, ecosystem
Downloads, momentum, growth trend
Docs, repo, license, metadata
Download Trend
Top Dependents
Most downloaded crates that depend on fd-lock