The Smart Hyphen plug-in is currently available in the following languages: English, Dutch, French, German, Italian, Portuguese, Spanish, Polish, Russian, Czech.
Smart Hyphen supports hyphenation for the following languages, while new languages and language variants are added on a regular basis:
| Language | Language variant |
|---|---|
| Language | Language variant |
| Bahasa Indonesia | Bahasa Indonesia |
| Bahasa Melayu | Bahasa Melayu |
| Bosnian | Bosnian |
| Bulgarian | Bulgarian |
| Byelorussian | Byelorussian |
| Croatian | Croatian |
| Czech | Czech |
| Danish | Danish |
| Dutch | 2005 Reform |
| Flemish | |
| Frisian | |
| Surinam Old Rules | |
| English | Australian |
| Canadian | |
| Irish | |
| New Zealand | |
| South Africa | |
| UK | |
| USA | |
| Estonian | Estonian |
| Finnish | Finnish |
| French | French |
| French etymological | |
| Canadian | |
| Canadian etymological | |
| Belgian | |
| Belgian phonological | |
| German | German |
| German Old Rules | |
| DPA | |
| 1996 Reform | |
| 2006 Reform | |
| Austrian DPA | |
| Austrian 2006 Reform | |
| Austrian Old Rules | |
| Swiss | |
| Swiss DPA | |
| Swiss 2006 Reform | |
| Swiss Old Rules | |
| Greek | Greek |
| Greenlandic | Greenlandic |
| Hungarian | Hungarian |
| Icelandic | Icelandic |
| Italian | Italian |
| Latvian | Latvian |
| Lithuanian | Lithuanian |
| Macedonian | Macedonian |
| Maltese | Maltese |
| Norwegian | Bokmal |
| Bokmal (morphological) | |
| Nynorsk | |
| Nynorsk (morphological) | |
| Polish | Polish |
| Portuguese | Portuguese |
| Brazilian | |
| Rhaeto-Romance | Rhaeto-Romance |
| Romanian | Romanian |
| Russian | Russian |
| Saami | Saami |
| Serbian | Serbian |
| Slovak | Slovak |
| Slovenian | Slovenian |
| Spanish | Basque |
| Catalan | |
| Galician | |
| Mexican | |
| Spanish (Castillian) | |
| South African | Afrikaans |
| Swedish | Swedish |
| Swedish (keep ck together) | |
| Tagalog | Tagalog |
| Turkish | Turkish |
| Ukrainian | Ukrainian |


