Repositories list

• cldr

  Public
  The home of the Unicode Common Locale Data Repository

  unicodecldr

  unicodecldr

  Java

  •

  Other

  •426426 forks•1.1k1.1k stars•00 issues•219219 pull requests•Updated May 17, 2026May 17, 2026

• unihan-database

  Public
  For review of draft Unihan database changes, removals, and additions by experts.

  Other

  •77 forks•7979 stars•22 issues•00 pull requests•Updated May 17, 2026May 17, 2026

• icu-perf

  Public
  ICU performance test results. Maintained by ICU-TC

  JavaScript

  •

  Other

  •22 forks•44 stars•00 issues•00 pull requests•Updated May 16, 2026May 16, 2026

• icu

  Public
  The home of the ICU project source code.

  i18njavac-plus-plus+ 6

  i18njavac-plus-plusunicodecppicuunicode-consortiumicu4jicu4c

  C++

  •

  Other

  •882882 forks•3.5k3.5k stars•00 issues•115115 pull requests•Updated May 16, 2026May 16, 2026

• unicodetools

  Public
  home of unicodetools and https://util.unicode.org JSPs

  HTML

  •

  Other

  •6868 forks•8181 stars•164164 issues•1414 pull requests•Updated May 16, 2026May 16, 2026

• inflection

  Public
  code, data and documentation related to handling inflection problems

  C++

  •

  Other

  •1919 forks•3030 stars•3030 issues•22 pull requests•Updated May 15, 2026May 15, 2026

• icu-demos

  Public
  sample apps for ICU (formerly icuapps)

  i18nicuicu4j+ 1

  i18nicuicu4jicu4c

  Java

  •

  Other

  •2828 forks•2626 stars•22 issues•11 pull request•Updated May 15, 2026May 15, 2026

• icu4x

  Public
  Solving i18n for client-side and resource-constrained environments.

  rustunicodeinternationalization+ 3

  rustunicodeinternationalizationlocalizationicucldr

  Rust

  •

  Other

  •268268 forks•1.8k1.8k stars•593593 issues•6565 pull requests•Updated May 14, 2026May 14, 2026

• messageformat.dev

  Public
  CLDR MFv2 WG's guide and message format demo site.

  JavaScript

  •

  Other

  •99 forks•11 star•99 issues•11 pull request•Updated May 9, 2026May 9, 2026

• conformance

  Public
  Unicode & CLDR Data Driven Testing

  testcldr

  testcldr

  Python

  •

  Other

  •1313 forks•66 stars•6868 issues•77 pull requests•Updated May 4, 2026May 4, 2026

• cldr-staging

  Public
  Proposed production data for CLDR data

  HTML

  •

  Other

  •1414 forks•3232 stars•00 issues•00 pull requests•Updated Apr 28, 2026Apr 28, 2026

• icu-data

  Public
  ICU Data Repository

  Java

  •

  Other

  •2424 forks•4949 stars•00 issues•00 pull requests•Updated Apr 23, 2026Apr 23, 2026

• message-format-wg

  Public
  Developing a standard for localizable message strings

  JavaScript

  •

  Other

  •3737 forks•417417 stars•2121 issues•22 pull requests•Updated Apr 21, 2026Apr 21, 2026

• icu4x-docs

  Public
  ICU4X Docs

  HTML

  •

  Other

  •88 forks•44 stars•11 issue•77 pull requests•Updated Apr 20, 2026Apr 20, 2026

• cldr-json

  Public
  JSON Data from the Unicode CLDR Project

  Shell

  •

  Other

  •8989 forks•677677 stars•11 issue•11 pull request•Updated Mar 18, 2026Mar 18, 2026

• icu-docs

  Public
  Docs (API, Userguide) for ICU

  icu

  icu

  HTML

  •

  Other

  •4545 forks•3434 stars•00 issues•00 pull requests•Updated Mar 17, 2026Mar 17, 2026

• cldr-apps-webdriver

  Public archive
  ARCHIVED see https://github.com/unicode-org/cldr/tree/main/tools/cldr-apps-webdriver

  Other

  •22 forks•22 stars•00 issues•00 pull requests•Updated Feb 14, 2026Feb 14, 2026

• last-resort-font

  Public
  Last Resort Font

  unicodefontttf+ 1

  unicodefontttftruetype

  Python

  •

  SIL Open Font License 1.1

  •3333 forks•853853 stars•00 issues•00 pull requests•Updated Jan 19, 2026Jan 19, 2026

• lstm_word_segmentation

  Public
  Python code for training an LSTM model for word segmentation in Thai, Burmese, and similar languages.

  segmentation

  segmentation

  Python

  •

  Other

  •1313 forks•2626 stars•77 issues•33 pull requests•Updated Oct 23, 2025Oct 23, 2025

• uk-source-ideographs

  Public
  UK-Source Ideographs

  unicodecjkuk+ 5

  unicodecjkukideographscjk-charactersunihanunihan-databaseirg

  Other

  •55 forks•2020 stars•00 issues•00 pull requests•Updated Sep 9, 2025Sep 9, 2025

• gsoc-unicode-app

  Public
  A web and mobile app for Unicode contributed by Google Summer of Code

  Dart

  •

  Other

  •11 fork•11 star•00 issues•22 pull requests•Updated Aug 30, 2025Aug 30, 2025

• test-corpora

  Public
  Corpora in many languages for testing, evaluating, benchmarking, and training Unicode algorithms

  HTML

  •

  Other

  •11 fork•66 stars•11 issue•00 pull requests•Updated Aug 20, 2025Aug 20, 2025

• ml-confusables-generator

  Public
  Generates confusables for Han script using ML techniques

  unicodeclusteringchinese-characters+ 1

  unicodeclusteringchinese-charactersconfusables

  Jupyter Notebook

  •

  Other

  •55 forks•1313 stars•11 issue•00 pull requests•Updated Jul 16, 2025Jul 16, 2025

• text-rendering-tests

  Public
  Unicode’s test suite for text rendering engines

  unicodefontsopentype+ 2

  unicodefontsopentypefreetypecoretext

  HTML

  •

  Other

  •3535 forks•185185 stars•1818 issues•00 pull requests•Updated Jun 30, 2025Jun 30, 2025

• unicode-org.github.io

  Public
  top level index.html for https://unicode-org.github.io/

  HTML

  •

  Other

  •33 forks•88 stars•00 issues•00 pull requests•Updated May 21, 2025May 21, 2025

• jira-github-pr-check

  Public
  Checks GitHub pull requests for valid and accepted Jira tickets. Used for ICU and CLDR

  JavaScript

  •

  Other

  •1212 forks•1111 stars•3131 issues•1313 pull requests•Updated Apr 7, 2025Apr 7, 2025

• .github

  Public
  For the top level README

  Other

  •44 forks•55 stars•11 issue•00 pull requests•Updated Feb 13, 2025Feb 13, 2025

• cjk-symbols

  Public
  CJK Symbols

  unicodefontopentype+ 7

  unicodefontopentypecjkttftruetypeotfkangxi-radicalscjk-symbolscjk-compatibility

  Shell

  •

  SIL Open Font License 1.1

  •55 forks•5151 stars•00 issues•00 pull requests•Updated Sep 6, 2024Sep 6, 2024

• icu-docker

  Public
  Dockerfiles for ICU development

  Shell

  •

  Other

  •1111 forks•66 stars•44 issues•33 pull requests•Updated Sep 2, 2024Sep 2, 2024

• unilex

  Public
  Lexical data at Unicode

  Clojure

  •

  Other

  •1616 forks•6969 stars•1111 issues•00 pull requests•Updated Sep 1, 2024Sep 1, 2024