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defaultmap

v0.7.0 Growing

Provides a HashMap with an automatic default for missing keys.

MIT Edition 2021 MSRV 1.71.0
Development toolsData structures #hashmap#default#dict#defaultdict#defaulthashmap

Quick Verdict

  • !Pre-1.0: API may have breaking changes
  • โœ“Permissive license (MIT)

Security

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Downloads
610.7K
Dependents
14
Releases
13
Size
10KB

Deep Insights

๐Ÿ“‰
Download decline

17.1K downloads in the last 30 days, down 27% from the previous period. May indicate migration to alternatives.

๐Ÿ”ฌ
Pre-1.0 for over a year

Despite being 8+ years old, defaultmap hasn't reached 1.0 yet. Expect potential API changes between versions.

๐Ÿ“
Compact crate

At 10KB, defaultmap is lightweight. Small crate size correlates with focused, well-scoped functionality.

๐ŸŒŸ
Used by top crates

Notable dependents include winit_event_helper, nu-completion-script, intervalues, eson, cargo-llvm-codecov-converter. When high-quality crates choose defaultmap, it's a strong quality signal.

Health Breakdown

Maintenance 6/25

Recency, release consistency, active ratio

Quality 13/25

Yanked ratio, deps, size, maturity, features

Community 9/20

Reverse deps, ownership, ecosystem

Popularity 7/15

Downloads, momentum, growth trend

Documentation 15/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
777/day avg-60%
01K2K3K12/301/172/42/223/123/29

Top Dependents

Version Adoption

v0.5.0
56%
v0.4.0
30%
v0.2.1
13%
v0.6.0
1%
v0.3.1
1%

Release Timeline

13 releases1 yankedsince 2017
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2017
8
2018
1
2019
1
2020
1
2021
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2023
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2024
2025
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2026
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Feature Flags

with-serde

README

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Maintainers

Dependencies
4
direct dependencies
Dependents
14
crates depend on defaultmap

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