62
qtty
v0.8.5 ExperimentalStrongly typed physical and astronomical quantities.
BSD-3-Clause Edition 2021
Quick Verdict
- ✓Actively maintained (updated 42d ago)
- !Pre-1.0: API may have breaking changes
Security
Checking security advisories...
Downloads
5.7K
Dependents
98
Releases
18
Size
39KB
Deep Insights
📊
Steady growth
1.5K downloads in the last 30 days (50/day), up 17% from the previous period.
📐
Compact crate
At 38KB, qtty is lightweight. Small crate size correlates with focused, well-scoped functionality.
🌟
Used by top crates
Notable dependents include affn, siderust, tempoch-core, tempoch, cheby. When high-quality crates choose qtty, it's a strong quality signal.
Health Breakdown
Maintenance 17/25
Recency, release consistency, active ratio
Quality 17/25
Yanked ratio, deps, size, maturity, features
Community 11/20
Reverse deps, ownership, ecosystem
Popularity 4/15
Downloads, momentum, growth trend
Documentation 13/15
Docs, repo, license, metadata
Download Trend
Daily downloads · last 90 days
39/day avg-64%
Top Dependents
Most downloaded crates that depend on qtty
Version Adoption
v0.8.5
55%
v0.8.1
14%
v0.8.4
13%
v0.7.1
11%
v0.8.3
8%
Release Timeline
10 releasessince 2026
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2026
10
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Feature Flags
default =["std", "cross-unit-ops"]
std*pyo3allocastroserdedieseldensitytiberiusall-unitschemistrycustomaryfrequencyland-areasatelliteelectricalnavigationphotometryradiometryjulian-timecross-unit-ops*scalar-rationalfundamental-physics
README
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Maintainers
Dependencies
7
direct dependencies
Dependents
98
crates depend on qtty