Back to rankingsBuild Status (
The home of the ICU project source code.
icuicu4cicu4junicodejavacppc-plus-plusi18nunicode-consortium
Key Metrics
Star Growth
Stars
3.6k
Forks
901
Weekly Growth
—
Issues
0
1k2k3k
Jan 2016Oct 2017Jul 2019Apr 2021Jan 2023Oct 2024Jul 2026
README
International Components for Unicode
This is the repository for the International Components for Unicode. The ICU project is under the stewardship of The Unicode Consortium.
- Source: https://github.com/unicode-org/icu
- Bugs: https://unicode-org.atlassian.net/projects/ICU
- API Docs: https://unicode-org.github.io/icu-docs/
- User Guide: https://unicode-org.github.io/icu/

Build Status (main branch)
| Build | Status |
|---|---|
| GitHub Actions (ICU4C) | |
| GitHub Actions (ICU4J) | |
| GitHub Actions (Valgrind) | |
| Exhaustive Tests | |
| Fuzzing | |
| OpenSSF Scorecard |
Quality Reports (main branch)
- Java static analysis: Errorprone
- Java code coverage: JaCoCo
- API Comparison: ICU4J
- All reports, various formats, here
Subdirectories and Information
icu4c/ICU for C/C++icu4j/ICU for Javatools/Toolsvendor/Vendor dependencies
Copyright & Licenses
Copyright © 2016 and later: Unicode, Inc. Unicode and the Unicode Logo are registered trademarks of Unicode, Inc. in the United States and other countries. License & terms of use: https://www.unicode.org/copyright.html
A CLA is required to contribute to this project - please refer to the CONTRIBUTING.md file (or start a Pull Request) for more information.
The contents of this repository are governed by the Unicode Terms of Use and are released under LICENSE.
Related repositories