UNICODE (UTF-8)
Unicode Characters Search and Tables
https://unicode-table.com/en/
Alan Wood’s Unicode resources - Unicode and multilingual support in HTML, fonts, Web browsers and other applications
http://www.alanwood.net/unicode/index.html
Displaying Unicode and UTF8 Encodings in One Step
Including Virtual Keyboard Generator.
https://stevemorse.org/hebrew/utf8.php?charset=39
Compart - Browsable & Searcheable Unicode
https://www.compart.com/en/unicode/
What Unicode char is it?
https://www.babelstone.co.uk/Unicode/whatisit.html