Issues

ICU4J RegionalDateTimeFomatter.formatDate returns incorrect date using London/Europe Timezone

Improve configurability of testtagsguards.sh

make install fails to install data files when using --with-data-packaging=files

Improve NumberFormatter .unit().perUnit() and skeleton behaviour

Add formatting for sequence and arbitrary compound units

Fix typo in comment (arguements→arguments)

Currencies with $ decimal (PTE, CVE) have wrong field types

Erroneous date display in islamic-umalqura calendar of all dates prior to -195366-07-23

Erroneous date display in islamic and islamic-rgsa calendars of all dates prior to 0622-07-18

Hebrew Calendar calculation is incorrect when the year < 1

Erroneous date display in indian calendar of all dates prior to 0001-01-01

Increase the timeout for the Exhaustive Test CI builds

Locale canonicalization may need to merge extensions under languageAlias replacement

ICU4J calendar arithmetic fixes that match ICU4C fixes in https://github.com/unicode-org/icu/pull/1304

Improvements to ICU internal tools for units work

UTF8->UTF8 conversion wrong "count" calculation

Check cache synchronization in MeasureUnit.java

MeasureUnit: review manually-modified generated code and unit identifiers

Make Unit Identifiers spec-compliant

Enable asserts for "ant checkTest"

Compilation error with C++20 standard: unable to rewrite operator!= because operator== does not return a bool

Improve precision handling in Mixed Unit formatting code

decompose (NFD/NFKD) UTF-8 with Edits

Improve memory management in the locale code