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clap_builder

v4.6.0 Stable

A simple to use, efficient, and full-featured Command Line Argument Parser

MIT OR Apache-2.0 Edition 2024 MSRV 1.85
Command-line interface #parser#argument#cli#parse#arg

Quick Verdict

  • Actively maintained (updated 15d ago)
  • Stable API (4.x for 3+ years)
  • Trusted by 390 crates
  • Team maintained (3 owners)
  • Permissive license (MIT OR Apache-2.0)

Security

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Downloads
420.4M
Dependents
390
Releases
105
Size
171KB

Deep Insights

📈
Strong growth momentum

40.0M downloads in the last 30 days (1.3M/day), up 21% from the previous period.

🔗
Moderate adoption

390 crates depend on clap_builder. Reasonable ecosystem adoption, though not yet a core dependency.

👤
Prolific maintainer

The primary maintainer publishes 138 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.

Stable for 3+ years

The API has been stable (1.x) for over 3 years with 105 releases. This level of maturity means you can depend on it without worrying about breaking changes.

🌟
Used by top crates

Notable dependents include clap, wasmer-cache, mavlink-bindgen, supercilex-tests, ex-cli. When high-quality crates choose clap_builder, it's a strong quality signal.

Health Breakdown

Maintenance 19/25

Recency, release consistency, active ratio

Quality 21/25

Yanked ratio, deps, size, maturity, features

Community 17/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 12/15

Docs, repo, license, metadata

Download Trend

Daily downloads · last 90 days
1.1M/day avg+63%
0500K1.0M1.5M12/291/162/32/213/113/28

Top Dependents

Version Adoption

v4.5.2
24%
v4.5.53
23%
v4.5.27
18%
v4.5.51
18%
v4.5.20
18%

Release Timeline

105 releasessince 2023
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2023
42
2024
26
2025
28
2026
9
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Feature Flags

default =["std", "color", "help", "usage", "error-context", "suggestions"]

envstd*help*cargocolor*debugusage*stringunicodewrap_helpdeprecatedsuggestions*unstable-v5unstable-docunstable-exterror-context*unstable-styles

README

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Maintainers

Dependencies
12
direct dependencies
Dependents
390
crates depend on clap_builder

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