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cargo_metadata

v0.23.1 Growing

structured access to the output of `cargo metadata`

MIT Edition 2021 MSRV 1.86.0

Quick Verdict

  • !Pre-1.0: API may have breaking changes
  • โœ“Massive adoption (15.3K crates depend on it)
  • โœ“Permissive license (MIT)

Security

Checking security advisories...
Downloads
180.3M
Dependents
15.3K
Releases
70
Size
30KB

Deep Insights

๐Ÿ“Š
Steady growth

13.7M downloads in the last 30 days (457.8K/day), up 12% from the previous period.

๐Ÿ›๏ธ
Foundational crate

15.3K crates depend on cargo_metadata โ€” it's part of the Rust ecosystem's core infrastructure. Removing it from your dependency tree would be extremely difficult.

โš ๏ธ
Single maintainer risk

cargo_metadata has only 1 owner despite 15.3K dependents. This is a bus-factor concern โ€” consider the implications for long-term support.

๐Ÿ”ฌ
Pre-1.0 for over a year

Despite being 9+ years old, cargo_metadata hasn't reached 1.0 yet. Expect potential API changes between versions.

๐Ÿ“
Compact crate

At 30KB, cargo_metadata is lightweight. Small crate size correlates with focused, well-scoped functionality.

๐ŸŒŸ
Used by top crates

Notable dependents include vergen, tauri-utils, octocrab, skeptic, guppy. When high-quality crates choose cargo_metadata, it's a strong quality signal.

Health Breakdown

Maintenance 11/25

Recency, release consistency, active ratio

Quality 13/25

Yanked ratio, deps, size, maturity, features

Community 10/20

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
423K/day avg+11%
0200K400K600K2/263/164/34/215/95/26

Top Dependents

Version Adoption

v0.18.1
48%
v0.19.2
30%
v0.23.1
13%
v0.19.1
5%
v0.21.0
3%

Release Timeline

10 releasessince 2023
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2023
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2025
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2026
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Feature Flags

builderunstable

README

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Maintainers

Dependencies
7
direct dependencies
Dependents
15.3K
crates depend on cargo_metadata