ICU - International Components for Unicode

News 2026-03-17: ICU 78.3 is now available — releases/tag/release-78.3 — Maven: com.ibm.icu / icu4j / version 78.3 This is a maintenance release. It supersedes ICU 78.1 and 78.2. ICU 78 updates to Unicode 17 (blog), including new characters and scripts, emoji, collation & IDNA changes, and