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num-complex

v0.4.6 Growing

Complex numbers implementation for Rust

MIT OR Apache-2.0 Edition 2021 MSRV 1.60
AlgorithmsData structuresScience #mathematics#numerics

Quick Verdict

  • โœ•Not updated for 1+ year
  • !Pre-1.0: API may have breaking changes
  • โœ“Massive adoption (8.7K crates depend on it)
  • โœ“Permissive license (MIT OR Apache-2.0)

Security

Checking security advisories...
Downloads
274.8M
Dependents
8.7K
Releases
26
Size
30KB

Deep Insights

๐Ÿ“Š
Steady growth

22.0M downloads in the last 30 days (733.9K/day), up 20% from the previous period.

๐Ÿ”—
Widely adopted

8.7K crates depend on num-complex. Strong ecosystem adoption means battle-tested code and long-term stability.

โš ๏ธ
Single maintainer risk

num-complex has only 1 owner despite 8.7K dependents. This is a bus-factor concern โ€” consider the implications for long-term support.

๐Ÿ”ฌ
Pre-1.0 for over a year

Despite being 10+ years old, num-complex hasn't reached 1.0 yet. Expect potential API changes between versions.

๐Ÿ“
Compact crate

At 30KB, num-complex is lightweight. Small crate size correlates with focused, well-scoped functionality.

๐ŸŒŸ
Used by top crates

Notable dependents include num, criterion-plot, pyo3, image, approx. When high-quality crates choose num-complex, it's a strong quality signal.

Health Breakdown

Maintenance 8/25

Recency, release consistency, active ratio

Quality 17/25

Yanked ratio, deps, size, maturity, features

Community 14/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 15/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
644K/day avg+25%
0500K1.0M2/263/164/34/215/95/26

Top Dependents

Version Adoption

v0.4.6
72%
v0.4.4
10%
v0.4.3
8%
v0.4.2
5%
v0.3.1
5%

Release Timeline

10 releasessince 2020
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2020
2
2021
1
2022
2
2023
2
2024
2
2025
1
2026
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Feature Flags

default =["std"]

std*libmrandrkyvserdebytemuckbytecheck

README

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Maintainers

Dependencies
6
direct dependencies
Dependents
8.7K
crates depend on num-complex

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