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collection_tools

v0.66.0 Growing

General purpose tools to manipulate collections( containers like Vec/HashMap/HashSet ).

MIT Edition 2021
Development toolsAlgorithms #fundamental#general-purpose

Quick Verdict

  • โœ“Actively maintained (updated 2d ago)
  • !Pre-1.0: API may have breaking changes
  • โœ“Trusted by 241 crates
  • โœ“Tiny footprint (47KB, 2 deps)
  • โœ“Permissive license (MIT)

Security

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Downloads
89.2K
Dependents
241
Releases
64
Size
47KB

Deep Insights

๐Ÿ“ˆ
Strong growth momentum

19.7K downloads in the last 30 days (657/day), up 165% from the previous period.

๐Ÿ”—
Moderate adoption

241 crates depend on collection_tools. Reasonable ecosystem adoption, though not yet a core dependency.

๐Ÿ‘ค
Prolific maintainer

The primary maintainer publishes 160 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.

๐Ÿ”ฌ
Pre-1.0 for over a year

Despite being 2+ years old, collection_tools hasn't reached 1.0 yet. Expect potential API changes between versions.

๐Ÿชถ
Minimal dependencies

Only 2 direct dependencies. Lean dependency tree means faster builds and lower supply chain risk.

๐Ÿ“
Compact crate

At 46KB, collection_tools is lightweight. Small crate size correlates with focused, well-scoped functionality.

๐ŸŒŸ
Used by top crates

Notable dependents include former, data_type, test_tools, willbe, former_types. When high-quality crates choose collection_tools, it's a strong quality signal.

Health Breakdown

Maintenance 19/25

Recency, release consistency, active ratio

Quality 18/25

Yanked ratio, deps, size, maturity, features

Community 11/20

Reverse deps, ownership, ecosystem

Popularity 6/15

Downloads, momentum, growth trend

Documentation 13/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
339/day avg+243%
05001K2K2K2/263/164/34/215/95/26

Top Dependents

Version Adoption

v0.63.0
22%
v0.64.0
22%
v0.66.0
21%
v0.65.0
20%
v0.58.0
16%

Release Timeline

10 releasessince 2026
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Feature Flags

default =["enabled", "collection_constructors", "collection_into_constructors"]

fullno_stdenabled*use_alloccollection_constructors*collection_into_constructors*

README

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Maintainers

Dependencies
2
direct dependencies
Dependents
241
crates depend on collection_tools

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