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schemars_derive

v1.2.1 Stable

Macros for #[derive(JsonSchema)], for use with schemars

MIT Edition 2021 MSRV 1.74
EncodingNo standard library #json-schema#rust#serde

Quick Verdict

  • โœ“Stable API (1.x for 6+ years)
  • โœ“Trusted by 159 crates
  • โœ“Permissive license (MIT)

Security

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Downloads
137.9M
Dependents
159
Releases
92
Size
31KB

Deep Insights

๐Ÿ“ˆ
Strong growth momentum

14.2M downloads in the last 30 days (474.1K/day), up 23% from the previous period.

๐Ÿ”—
Moderate adoption

159 crates depend on schemars_derive. Reasonable ecosystem adoption, though not yet a core dependency.

โœ…
Stable for 6+ years

The API has been stable (1.x) for over 6 years with 92 releases. This level of maturity means you can depend on it without worrying about breaking changes.

๐Ÿ“
Compact crate

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

๐ŸŒŸ
Used by top crates

Notable dependents include schemars, havocompare, oas_gen, open-rpc-schema, surfpool-types. When high-quality crates choose schemars_derive, it's a strong quality signal.

Health Breakdown

Maintenance 13/25

Recency, release consistency, active ratio

Quality 18/25

Yanked ratio, deps, size, maturity, features

Community 12/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 12/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
417K/day avg+19%
0200K400K600K2/263/164/34/215/95/26

Top Dependents

Version Adoption

v1.2.1
45%
v1.0.4
30%
v1.1.0
14%
v1.2.0
10%
v1.0.5
2%

Release Timeline

10 releasessince 2025
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9
2026
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README

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Maintainers

Dependencies
6
direct dependencies
Dependents
159
crates depend on schemars_derive

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