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cap-std

v4.0.2 Stable

Capability-based version of the Rust standard library

Apache-2.0 WITH LLVM-exception OR Apache-2.0 OR MIT Edition 2021
FilesystemNetwork programming #file#network#api#std

Quick Verdict

  • โœ“Stable API (4.x for 5+ years)
  • โœ“Massive adoption (1.6K crates depend on it)
  • โœ“Permissive license (Apache-2.0 WITH LLVM-exception OR Apache-2.0 OR MIT)

Security

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Downloads
11.3M
Dependents
1.6K
Releases
92
Size
37KB

Deep Insights

๐Ÿ“ˆ
Strong growth momentum

1.3M downloads in the last 30 days (42.0K/day), up 27% from the previous period.

๐Ÿ”—
Widely adopted

1.6K crates depend on cap-std. Strong ecosystem adoption means battle-tested code and long-term stability.

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Prolific maintainer

The primary maintainer publishes 129 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.

โœ…
Stable for 5+ years

The API has been stable (1.x) for over 5 years with 92 releases. This level of maturity means you can depend on it without worrying about breaking changes.

๐Ÿ“
Compact crate

At 36KB, cap-std is lightweight. Small crate size correlates with focused, well-scoped functionality.

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Used by top crates

Notable dependents include cap-time-ext, cap-fs-ext, system-interface, cap-net-ext, wasmtime-wasi. When high-quality crates choose cap-std, it's a strong quality signal.

Health Breakdown

Maintenance 14/25

Recency, release consistency, active ratio

Quality 20/25

Yanked ratio, deps, size, maturity, features

Community 17/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 10/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
35K/day avg+46%
010K20K30K40K50K2/263/164/34/215/95/26

Top Dependents

Version Adoption

v3.4.5
48%
v3.4.4
29%
v3.4.2
12%
v3.4.1
10%
v4.0.2
2%

Release Timeline

10 releases1 yankedsince 2024
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2024
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2025
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2026
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Feature Flags

fs_utf8arf_strings

README

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Maintainers

Dependencies
6
direct dependencies
Dependents
1.6K
crates depend on cap-std

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