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unicode-case-mapping

v1.0.0 Growing

Fast lowercase, uppercase, and titlecase mapping for characters

Apache-2.0 Edition 2018
Text processing #unicode#lowercase#case#uppercase#titlecase

Quick Verdict

  • Not updated for 1+ year
  • Stable API (1.x for 6+ years)
  • Team maintained (2 owners)
  • Tiny footprint (41KB, 0 deps)
  • Permissive license (Apache-2.0)

Security

Checking security advisories...
Downloads
3.4M
Dependents
36
Releases
6
Size
41KB

Deep Insights

📉
Download decline

151.8K downloads in the last 30 days, down 29% from the previous period. May indicate migration to alternatives.

👥
Team maintained

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

Stable for 6+ years

The API has been stable (1.x) for over 6 years with 6 releases. This level of maturity means you can depend on it without worrying about breaking changes.

🪶
Zero dependencies

unicode-case-mapping has no external dependencies — minimal supply chain risk and fast compile times.

📐
Compact crate

At 40KB, unicode-case-mapping is lightweight. Small crate size correlates with focused, well-scoped functionality.

🌟
Used by top crates

Notable dependents include human_name, mediawiki, spongebobizer, glyphana, wikiwho. When high-quality crates choose unicode-case-mapping, it's a strong quality signal.

Health Breakdown

Maintenance 6/25

Recency, release consistency, active ratio

Quality 20/25

Yanked ratio, deps, size, maturity, features

Community 14/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 12/15

Docs, repo, license, metadata

Download Trend

Daily downloads · last 90 days
6K/day avg-59%
05K10K15K4/265/146/16/197/77/24

Top Dependents

Version Adoption

v0.4.0
96%
v1.0.0
3%
v0.5.0
1%
v0.1.0
0%
v0.2.0
0%

Release Timeline

6 releasessince 2019
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2019
1
2020
1
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1
2025
2026
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README

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Maintainers

Dependencies
0
direct dependencies
Dependents
36
crates depend on unicode-case-mapping

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