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nutype

v0.6.2 Growing

The newtype with guarantees.

MIT Edition 2024
Data structuresRust patterns #derive#newtype#sanitization#validation#invariant

Quick Verdict

  • !Pre-1.0: API may have breaking changes
  • โœ“Trusted by 280 crates
  • โœ“Permissive license (MIT)

Security

Checking security advisories...
Downloads
3.3M
Dependents
280
Releases
20
Size
12KB

Deep Insights

๐Ÿ“Š
Stable downloads

104.8K downloads in the last 30 days (3.5K/day). Volume is roughly flat compared to the previous period.

๐Ÿ”—
Moderate adoption

280 crates depend on nutype. Reasonable ecosystem adoption, though not yet a core dependency.

๐Ÿ”ฌ
Pre-1.0 for over a year

Despite being 3+ years old, nutype hasn't reached 1.0 yet. Expect potential API changes between versions.

๐Ÿ“
Compact crate

At 12KB, nutype is lightweight. Small crate size correlates with focused, well-scoped functionality.

๐ŸŒŸ
Used by top crates

Notable dependents include weather_util_rust, mehari, ucan-capabilities-object, ksynth, cpclib-sna. When high-quality crates choose nutype, it's a strong quality signal.

Health Breakdown

Maintenance 10/25

Recency, release consistency, active ratio

Quality 17/25

Yanked ratio, deps, size, maturity, features

Community 13/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 13/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
3K/day avg+4%
02K4K6K12/291/162/32/213/113/28

Top Dependents

Version Adoption

v0.4.2
64%
v0.6.2
13%
v0.4.3
10%
v0.6.1
9%
v0.3.1
4%

Release Timeline

20 releasessince 2022
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2022
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2023
7
2024
9
2025
3
2026
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Feature Flags

default =["std"]

std*regexserdearbitraryschemars08derive_unsafenew_unchecked

README

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Maintainers

Dependencies
4
direct dependencies
Dependents
280
crates depend on nutype

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