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json-syntax

v0.12.5 Growing

Strict JSON parsing and mapping library

MIT/Apache-2.0 Edition 2021 MSRV 1.71.0
Data structuresParsing tools #parsing#json#mapping#rfc

Quick Verdict

  • βœ•Not updated for 2+ years
  • !Pre-1.0: API may have breaking changes
  • βœ“Trusted by 452 crates
  • βœ“Permissive license (MIT/Apache-2.0)
  • !42% of releases were yanked

Security

Checking security advisories...
Downloads
3.1M
Dependents
452
Releases
60
Size
60KB

Deep Insights

πŸ“‰
Download decline

211.1K downloads in the last 30 days, down 36% from the previous period. May indicate migration to alternatives.

πŸ”—
Moderate adoption

452 crates depend on json-syntax. Reasonable ecosystem adoption, though not yet a core dependency.

πŸ‘€
Prolific maintainer

The primary maintainer publishes 70 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.

πŸ”¬
Pre-1.0 for over a year

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

⚠️
Notable yanked versions

42% of releases have been yanked. Check version history before pinning.

🌟
Used by top crates

Notable dependents include json-ld, json-ld-syntax, json-ld-core, json-ld-expansion, json-ld-compaction. When high-quality crates choose json-syntax, it's a strong quality signal.

Health Breakdown

Maintenance 7/25

Recency, release consistency, active ratio

Quality 9/25

Yanked ratio, deps, size, maturity, features

Community 13/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 15/15

Docs, repo, license, metadata

Download Trend

Daily downloads Β· last 90 days
8K/day avg-62%
05K10K15K20K4/265/146/16/197/77/24

Top Dependents

Version Adoption

v0.12.5
97%
v0.12.2
1%
v0.11.7
1%
v0.12.3
1%
v0.12.4
0%

Release Timeline

10 releasessince 2024
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2026
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Feature Flags

serdeserde_jsoncanonicalize

README

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Maintainers

Dependencies
14
direct dependencies
Dependents
452
crates depend on json-syntax

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