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v4.6.1crates.io· Rust

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

The verdict

Safe default. Widely trusted across the ecosystem, actively maintained.

Live from the crates.io registry · derived rules, not AI

How it scores

MaintenanceHealthy

PopularityTop 1%

SecurityClean

LicensePermissive

DepsZero deps

Maintenance

Last published 1 month ago.

Popularity

13M downloads / week

Security

No known advisories for this version (OSV).

License

Apache-2.0 OR MIT

Dependencies

No runtime dependencies

Same concept · CLI argument parsing

For building command-line tools with parsed flags.

Cross-language equivalents

npm· JavaScript

PyPI· Python

RubyGems· Ruby

Go· Go

NuGet· .NET

Related-package mappings are hand-curated. See alternatives in detail →

Recent releases