Los navegadores más antiguos no sean compatibles con todas las entidades de HTML5 en la tabla de abajo.
Chrome tiene un buen apoyo. Pero (currently) solo para IE y Firefox 11+ 35+ admite todas las entidades.
| Personaje | Nombre de la entidad | hexadecimal |
|---|---|---|
| Ć | Cacute | 00106 |
| ć | cacute | 00107 |
| ⋒ | Cap | 022D2 |
| ∩ | cap | 02229 |
| ⩄ | capand | 02A44 |
| ⩉ | capbrcup | 02A49 |
| ⩋ | capcap | 02A4B |
| ⩇ | capcup | 02A47 |
| ⩀ | capdot | 02A40 |
| ⅅ | CapitalDifferentialD | 02145 |
| ∩︀ | caps | 02229 0FE00 |
| ⁁ | caret | 02041 |
| ˇ | caron | 002C7 |
| ℭ | Cayleys | 0212D |
| ⩍ | ccaps | 02A4D |
| Č | Ccaron | 0010C |
| č | ccaron | 0010D |
| Ç | Ccedil | 000C7 |
| ç | ccedil | 000E7 |
| Ĉ | Ccirc | 00108 |
| ĉ | ccirc | 00109 |
| ∰ | Cconint | 02230 |
| ⩌ | ccups | 02A4C |
| ⩐ | ccupssm | 02A50 |
| Ċ | Cdot | 0010A |
| ċ | cdot | 0010B |
| ¸ | cedil | 000B8 |
| ¸ | Cedilla | 000B8 |
| ⦲ | cemptyv | 029B2 |
| ¢ | cent | 000A2 |
| · | CenterDot | 000B7 |
| · | centerdot | 000B7 |
| ℭ | Cfr | 0212D |
| 𝔠 | cfr | 1D520 |
| Ч | CHcy | 00427 |
| ч | chcy | 00447 |
| ✓ | check | 02713 |
| ✓ | checkmark | 02713 |
| Χ | Chi | 003A7 |
| χ | chi | 003C7 |
| ○ | cir | 025CB |
| ˆ | circ | 002C6 |
| ≗ | circeq | 02257 |
| ↺ | circlearrowleft | 021BA |
| ↻ | circlearrowright | 021BB |
| ⊛ | circledast | 0229B |
| ⊚ | circledcirc | 0229A |
| ⊝ | circleddash | 0229D |
| ⊙ | CircleDot | 02299 |
| ® | circledR | 000AE |
| Ⓢ | circledS | 024C8 |
| ⊖ | CircleMinus | 02296 |
| ⊕ | CirclePlus | 02295 |
| ⊗ | CircleTimes | 02297 |
| ⧃ | cirE | 029C3 |
| ≗ | cire | 02257 |
| ⨐ | cirfnint | 02A10 |
| ⫯ | cirmid | 02AEF |
| ⧂ | cirscir | 029C2 |
| ∲ | cwconint | 02232 |
| ∲ | ClockwiseContourIntegral | 02232 |
| ” | CloseCurlyDoubleQuote | 0201D |
| ’ | CloseCurlyQuote | 02019 |
| ♣ | clubs | 02663 |
| ♣ | clubsuit | 02663 |
| ∷ | Colon | 02237 |
| : | colon | 0003A |
| ⩴ | Colone | 02A74 |
| ≔ | colone | 02254 |
| ≔ | coloneq | 02254 |
| , | comma | 0002C |
| @ | commat | 00040 |
| ∁ | comp | 02201 |
| ∘ | compfn | 02218 |
| ∁ | complement | 02201 |
| ℂ | complexes | 02102 |
| ≅ | cong | 02245 |
| ⩭ | congdot | 02A6D |
| ≡ | Congruent | 02261 |
| ∯ | Conint | 0222F |
| ∮ | conint | 0222E |
| ∮ | ContourIntegral | 0222E |
| ℂ | Copf | 02102 |
| 𝕔 | copf | 1D554 |
| ∐ | coprod | 02210 |
| ∐ | Coproduct | 02210 |
| © | copy | 000A9 |
| ℗ | copysr | 02117 |
| ↵ | crarr | 021B5 |
| ⨯ | Cross | 02A2F |
| ✗ | cross | 02717 |
| 𝒞 | Cscr | 1D49E |
| 𝒸 | cscr | 1D4B8 |
| ⫏ | csub | 02ACF |
| ⫑ | csube | 02AD1 |
| ⫐ | csup | 02AD0 |
| ⫒ | csupe | 02AD2 |
| ⋯ | ctdot | 022EF |
| ⤸ | cudarrl | 02938 |
| ⤵ | cudarrr | 02935 |
| ⋞ | cuepr | 022DE |
| ⋟ | cuesc | 022DF |
| ↶ | cularr | 021B6 |
| ⤽ | cularrp | 0293D |
| ⋓ | Cup | 022D3 |
| ∪ | cup | 0222A |
| ⩈ | cupbrcap | 02A48 |
| ≍ | CupCap | 0224D |
| ⩆ | cupcap | 02A46 |
| ⩊ | cupcup | 02A4A |
| ⊍ | cupdot | 0228D |
| ⩅ | cupor | 02A45 |
| ∪︀ | cups | 0222A + 0FE00 |
| ↷ | curarr | 021B7 |
| ⤼ | curarrm | 0293C |
| ⋞ | curlyeqprec | 022DE |
| ⋟ | curlyeqsucc | 022DF |
| ⋎ | curlyvee | 022CE |
| ⋏ | curlywedge | 022CF |
| ¤ | curren | 000A4 |
| ↶ | curvearrowleft | 021B6 |
| ↷ | curvearrowright | 021B7 |
| ⋎ | cuvee | 022CE |
| ⋏ | cuwed | 022CF |
| ∲ | cwconint | 02232 |
| ∱ | cwint | 02231 |
| ⌭ | cylcty | 0232D |