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unicode_names2

v2.0.0 Growing

Map characters to and from their name given in the Unicode standard. This goes to great lengths to be as efficient as possible in both time and space, with the full bidirectional tables weighing barely 500 KB but still offering O(1)* look-up in both directions. (*more precisely, O(length of name).)

(MIT OR Apache-2.0) AND Unicode-DFS-2016 Edition 2018 MSRV 1.63.0
#text#unicode

Quick Verdict

  • โœ“Stable API (2.x for 7+ years)
  • โœ“Trusted by 245 crates
  • โœ“Permissive license ((MIT OR Apache-2.0) AND Unicode-DFS-2016)

Security

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Downloads
7.5M
Dependents
245
Releases
15
Size
333KB

Deep Insights

๐Ÿ“ˆ
Strong growth momentum

1.4M downloads in the last 30 days (46.4K/day), up 43% from the previous period.

๐Ÿ”—
Moderate adoption

245 crates depend on unicode_names2. Reasonable ecosystem adoption, though not yet a core dependency.

โœ…
Stable for 7+ years

The API has been stable (1.x) for over 7 years with 15 releases. This level of maturity means you can depend on it without worrying about breaking changes.

๐ŸŒŸ
Used by top crates

Notable dependents include rustpython-parser, egui_demo_lib, wordshk_tools, rustpython-vm, rustpython-stdlib. When high-quality crates choose unicode_names2, it's a strong quality signal.

Health Breakdown

Maintenance 7/25

Recency, release consistency, active ratio

Quality 17/25

Yanked ratio, deps, size, maturity, features

Community 9/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 14/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
33K/day avg+107%
020K40K60K12/291/162/32/213/113/28

Top Dependents

Version Adoption

v1.3.0
67%
v1.2.2
22%
v0.6.0
6%
v0.5.1
3%
v0.4.0
3%

Release Timeline

15 releases1 yankedsince 2018
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2018
3
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2020
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2021
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2023
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2024
2
2025
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2026
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Yanked

Feature Flags

no_stdunstablegenerator-timing

README

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Maintainers

Dependencies
5
direct dependencies
Dependents
245
crates depend on unicode_names2

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