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num_cpu
v1.14.0 GrowingGet the number of CPUs on a machine.
Apache-2.0 Edition 2021
#cpu#cpus#cores
Quick Verdict
- ✕Not updated for 4+ years
- ✓Stable API (1.x for 4+ years)
- ✓Tiny footprint (1KB, 0 deps)
- ✓Permissive license (Apache-2.0)
- !75% of releases were yanked
Security
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Downloads
5.9K
Dependents
0
Releases
4
Size
1KB
Deep Insights
📊
Steady growth
15 downloads in the last 30 days (1/day), up 7% from the previous period.
✅
Stable for 4+ years
The API has been stable (1.x) for over 4 years with 4 releases. This level of maturity means you can depend on it without worrying about breaking changes.
🪶
Zero dependencies
num_cpu has no external dependencies — minimal supply chain risk and fast compile times.
📐
Compact crate
At 1KB, num_cpu is lightweight. Small crate size correlates with focused, well-scoped functionality.
⚠️
Notable yanked versions
75% of releases have been yanked. Check version history before pinning.
Health Breakdown
Maintenance 9/25
Recency, release consistency, active ratio
Quality 15/25
Yanked ratio, deps, size, maturity, features
Community 3/20
Reverse deps, ownership, ecosystem
Popularity 5/15
Downloads, momentum, growth trend
Documentation 13/15
Docs, repo, license, metadata
Download Trend
Daily downloads · last 90 days
1/day avg-55%
Version Adoption
v1.14.0
100%
Release Timeline
4 releases3 yankedsince 2021
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2021
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LessMore|Yanked
README
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Maintainers
Dependencies
0
direct dependencies
Dependents
0
crates depend on num_cpu