The Unicode Character Codes

https://emojipedia.org/

https://fontawesome.com/cheatsheet?from=io

https://www.fileformat.info/info/unicode/category/Nd/list.htm

https://www.rapidtables.com/code/text/unicode-characters.html

https://www.materialui.co/unicode-characters/arrows

https://www.compart.com/en/unicode/category/So

http://jrgraphix.net/r/Unicode/2600-26FF

https://unicode.org/emoji/charts/full-emoji-list.html

https://apps.timwhitlock.info/emoji/tables/unicode

https://www.pclviewer.com/resources/msl/


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Arrows: 

https://unicode-table.com/tr/sets/arrows-symbols/

http://jrgraphix.net/r/Unicode/2190-21FF

http://www.amp-what.com/unicode/search/down%20arrow

https://www.fileformat.info/info/unicode/block/arrows/list.htm