HTML character map

In HTML (and XML), there are 'character entity reference' that are used to represent non-ASCII characters. E.g. the character '→' can be encoded as →, to use in a non-Unicode-compatible text format. These characters will follow the style and size of your font.
For Emoji characters like 🥁 and 😆, check the Emoji character map.

¦	brvbar: broken bar (broken vertical bar)
¨	uml: diaeresis (spacing diaeresis); see Germanic umlaut
ª	ordf: feminine ordinal indicator
®	reg: registered sign (registered trademark symbol)
Á	Aacute: Latin capital letter A with acute accent
Ø	Oslash: Latin capital letter O with stroke (Latin capital letter O slash)
Þ	THORN: Latin capital letter THORN
ç	ccedil: Latin small letter c with cedilla
ø	oslash: Latin small letter o with stroke (Latin small letter o slash)
þ	thorn: Latin small letter thorn
ƒ	fnof: Latin small letter f with hook (function, florin)
Α	Alpha: Greek capital letter Alpha
Κ	Kappa: Greek capital letter Kappa
Μ	Mu: Greek capital letter Mu
Ω	Omega: Greek capital letter Omega
η	eta: Greek small letter eta
ϖ	piv: Greek pi symbol
∇	nabla: del or nabla (vector differential operator)
∋	ni: contains as member
∧	and: logical and (wedge)

Wikipedia