predicates-core
v1.0.10 GrowingAn API for boolean-valued predicate functions.
Quick Verdict
- ✓Stable API (1.x for 7+ years)
- ✓Trusted by 201 crates
- ✓Tiny footprint (9KB, 0 deps)
- ✓Permissive license (MIT OR Apache-2.0)
Security
Deep Insights
10.8M downloads in the last 30 days (359.7K/day). Volume is roughly flat compared to the previous period.
201 crates depend on predicates-core. Reasonable ecosystem adoption, though not yet a core dependency.
The primary maintainer publishes 138 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 12 releases. This level of maturity means you can depend on it without worrying about breaking changes.
predicates-core has no external dependencies — minimal supply chain risk and fast compile times.
At 8KB, predicates-core is lightweight. Small crate size correlates with focused, well-scoped functionality.
Notable dependents include predicates, predicates-tree, metrics-util, assert_cmd, assert_fs. When high-quality crates choose predicates-core, 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
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Download Trend
Top Dependents
Most downloaded crates that depend on predicates-core