impls
v1.0.3 GrowingDetermine if a type implements a logical trait expression.
Quick Verdict
- ✕Not updated for 6+ years
- ✓Stable API (1.x for 6+ years)
- ✓Trusted by 296 crates
- ✓Tiny footprint (13KB, 0 deps)
- ✓Permissive license (MIT OR Apache-2.0)
Security
Deep Insights
108.2K downloads in the last 30 days (3.6K/day), up 33% from the previous period.
296 crates depend on impls. Reasonable ecosystem adoption, though not yet a core dependency.
The primary maintainer publishes 62 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.
The API has been stable (1.x) for over 6 years with 4 releases. This level of maturity means you can depend on it without worrying about breaking changes.
impls has no external dependencies — minimal supply chain risk and fast compile times.
At 13KB, impls is lightweight. Small crate size correlates with focused, well-scoped functionality.
Notable dependents include tokio-serde, libmdbx, ic_principal, blanket, enum_delegate. When high-quality crates choose impls, 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