Unicode® ICU 63 has just been released. It updates to CLDR 34 locale data with many additions and corrections, and some new languages. ICU adds an API for number and currency range formatting, and an API for additional Unicode properties and for constructing custom properties. CLDR and ICU include data for testing readiness for the upcoming Japanese calendar era.
ICU is a software library
widely used by products
and other libraries to support the world's languages, implementing both the
latest version of the Unicode encoding standard and of the Unicode locale data
For details please see