52
subdef
v0.1.7 ExperimentalExpressive attribute macro to define nested structures
MIT OR Apache-2.0 Edition 2021 MSRV 1.68
Development toolsRust patternsDevelopment tools::Procedural macro helpersNo standard libraryNo standard library::No dynamic allocation #macros#attribute#serde#nested#nestify
Quick Verdict
- ✓Actively maintained (updated 85d ago)
- !Pre-1.0: API may have breaking changes
- ✓Permissive license (MIT OR Apache-2.0)
Security
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Downloads
1.3K
Dependents
14
Releases
8
Size
16KB
Deep Insights
📉
Download decline
81 downloads in the last 30 days, down 45% from the previous period. May indicate migration to alternatives.
👤
Prolific maintainer
The primary maintainer publishes 55 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.
📐
Compact crate
At 15KB, subdef is lightweight. Small crate size correlates with focused, well-scoped functionality.
Health Breakdown
Maintenance 14/25
Recency, release consistency, active ratio
Quality 13/25
Yanked ratio, deps, size, maturity, features
Community 9/20
Reverse deps, ownership, ecosystem
Popularity 4/15
Downloads, momentum, growth trend
Documentation 12/15
Docs, repo, license, metadata
Download Trend
Daily downloads · last 90 days
0/day avg
Top Dependents
Most downloaded crates that depend on subdef
Version Adoption
v0.1.2
49%
v0.1.4
15%
v0.1.1
15%
v0.1.0
14%
v0.1.7
6%
Release Timeline
8 releasessince 2025
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README
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Maintainers
Dependencies
5
direct dependencies
Dependents
14
crates depend on subdef