Reference

All functions
utf8_print()	Print UTF-8 Text
utf8_width()	Measure the Character String Width
output_ansi() output_utf8()	Output Capabilities
as_utf8() utf8_valid()	UTF-8 Character Encoding
Transformation
utf8_format()	UTF-8 Text Formatting
utf8_encode()	Encode Character Object as for UTF-8 Printing
utf8_normalize()	Text Normalization
Package documentation
utf8 utf8-package	The utf8 Package