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flagset

v0.4.7 Growing

Data types and a macro for generating enumeration-based bit flags

Apache-2.0 Edition 2021 MSRV 1.65
#enum#bitflags#flags#enumflags

Quick Verdict

  • !Pre-1.0: API may have breaking changes
  • โœ“Trusted by 628 crates
  • โœ“Team maintained (2 owners)
  • โœ“Tiny footprint (14KB, 3 deps)
  • โœ“Permissive license (Apache-2.0)

Security

Checking security advisories...
Downloads
24.8M
Dependents
628
Releases
11
Size
14KB

Deep Insights

๐Ÿ“ˆ
Strong growth momentum

2.7M downloads in the last 30 days (89.0K/day), up 25% from the previous period.

๐Ÿ”—
Moderate adoption

628 crates depend on flagset. Reasonable ecosystem adoption, though not yet a core dependency.

๐Ÿ‘ฅ
Team maintained

This crate is maintained by a team (2 owners), reducing bus-factor risk and ensuring continuity.

๐Ÿ”ฌ
Pre-1.0 for over a year

Despite being 7+ years old, flagset hasn't reached 1.0 yet. Expect potential API changes between versions.

๐Ÿชถ
Minimal dependencies

Only 3 direct dependencies. Lean dependency tree means faster builds and lower supply chain risk.

๐Ÿ“
Compact crate

At 13KB, flagset is lightweight. Small crate size correlates with focused, well-scoped functionality.

๐ŸŒŸ
Used by top crates

Notable dependents include der, wasm-smith, failspot, sysd-manager, datamatrix. When high-quality crates choose flagset, it's a strong quality signal.

Health Breakdown

Maintenance 7/25

Recency, release consistency, active ratio

Quality 16/25

Yanked ratio, deps, size, maturity, features

Community 16/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 15/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
70K/day avg+74%
050K100K12/291/162/32/213/113/28

Top Dependents

Version Adoption

v0.4.7
44%
v0.4.6
23%
v0.4.3
18%
v0.4.5
8%
v0.4.4
7%

Release Timeline

11 releasessince 2019
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2019
3
2020
2021
3
2022
1
2023
1
2024
2
2025
1
2026
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Feature Flags

std

README

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Maintainers

Dependencies
3
direct dependencies
Dependents
628
crates depend on flagset

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