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quantity

v0.13.0 Growing

Representation of quantites, i.e. of unit valued scalars and arrays.

MIT OR Apache-2.0 Edition 2024 MSRV 1.87
Data structuresScience #physics#units#si

Quick Verdict

  • โœ“Actively maintained (updated 80d ago)
  • !Pre-1.0: API may have breaking changes
  • โœ“Permissive license (MIT OR Apache-2.0)

Security

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Downloads
50.4K
Dependents
86
Releases
29
Size
32KB

Deep Insights

๐Ÿ“‰
Download decline

721 downloads in the last 30 days, down 28% from the previous period. May indicate migration to alternatives.

๐Ÿ”ฌ
Pre-1.0 for over a year

Despite being 4+ years old, quantity hasn't reached 1.0 yet. Expect potential API changes between versions.

๐Ÿ“
Compact crate

At 31KB, quantity is lightweight. Small crate size correlates with focused, well-scoped functionality.

๐ŸŒŸ
Used by top crates

Notable dependents include feos-core, feos-dft, feos, feos-campd, feos-ad. When high-quality crates choose quantity, it's a strong quality signal.

Health Breakdown

Maintenance 16/25

Recency, release consistency, active ratio

Quality 16/25

Yanked ratio, deps, size, maturity, features

Community 13/20

Reverse deps, ownership, ecosystem

Popularity 6/15

Downloads, momentum, growth trend

Documentation 12/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
27/day avg-14%
05010015020012/291/162/32/213/113/28

Top Dependents

Version Adoption

v0.5.1
48%
v0.6.0
20%
v0.7.0
12%
v0.6.2
11%
v0.4.1
9%

Release Timeline

29 releasessince 2021
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2021
7
2022
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2023
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2024
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2025
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2026
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Feature Flags

approxpythonnum-dualpython_numpy

README

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Maintainers

Dependencies
8
direct dependencies
Dependents
86
crates depend on quantity

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