This page summarizes the important changes for the Unicode Standard, Version 18.0.0. This version supersedes all previous versions of the Unicode Standard.
Unicode 18.0 adds 13,047 characters, for a total of 172,848 characters. The new additions include 4 new scripts:
Several other important Unicode specifications have been updated for Version 18.0. The following five Unicode Technical Standards are versioned in synchrony with the Unicode Standard, because their data files cover the same repertoire. All have been updated to Version 18.0:
Some of the changes in Version 18.0 and associated Unicode Technical Standards may require modifications to implementations. For more information, see the migration and modification sections of those specifications.
See Sections D through H below for additional details regarding the changes in this version of the Unicode Standard, its associated annexes, and the other synchronized Unicode specifications.
See the following resource links for general information about Unicode versions and other information about the Unicode Standard and other publications of the Unicode Consortium.