Silktide can test websites in any language, but a few features are only supported for selected languages.
Supported spell check languages
English (US) (en-US)
English (UK) (en-GB)
Spanish (es-ES)
German (de-DE)
French (fr-FR)
Italian (it-IT)
Afrikaans (af-ZA)
Akan (ak-GH)
Bulgarian (bg-BG)
Catalan (ca-ES)
Czech (cs-CZ)
Danish (da-DK)
Dutch (nl-NL)
English (Australia) (en-AU)
English (New Zealand) (en-NZ)
English (South Africa) (en-ZA)
Finnish (fi-FI)
German (Austria) (de-AT)
Greek (el-GR)
Hebrew (he-IL)
Hindi (hi-IN)
Indonesian (id-ID)
Irish (ga-IE)
Korean (ko)
Norwegian Bokmål (nb)
Norwegian Nynorsk (nn)
Polish (pl-PL)
Portuguese (Brazil) (pt-BR)
Portuguese (Portugal) (pt-PT)
Romanian (ro-RO)
Russian (ru-RU)
Scottish Gaelic (gd-GB)
Slovak (sk-SK)
Slovenian (sl-SI)
Spanish (Argentina) (es-AR)
Spanish (Bolivia) (es-BO)
Spanish (Chile) (es-CL)
Spanish (Colombia) (es-CO)
Spanish (Costa Rica) (es-CR)
Spanish (Cuba) (es-CU)
Spanish (Dominican Republic) (es-DO)
Spanish (Ecuador) (es-EC)
Spanish (El Salvador) (es-SV)
Spanish (Guatemala) (es-GT)
Spanish (Honduras) (es-HN)
Spanish (Mexico) (es-MX)
Spanish (Nicaragua) (es-NI)
Spanish (Panama) (es-PA)
Spanish (Paraguay) (es-PY)
Spanish (Peru) (es-PE)
Spanish (Puerto Rico) (es-PR)
Spanish (Uruguay) (es-UY)
Spanish (Venezuela) (es-VE)
Swahili (sw-KE)
Swedish (sv-SE)
Turkish (tk)
Vietnamese (vi)
Welsh (cy-GB)
Supported grammar check languages
English (US) (en-US)
English (UK) (en-GB)
Spanish (es-ES)
German (de-DE)
French (fr-FR)
Italian (it-IT)
Catalan (ca-ES)
Chinese (China) (zh-CN)
Danish (da-DK)
Dutch (nl-NL)
French (fr)
German (de)
Greek (el-GR)
Italian (it)
Japanese (ja-JA)
Polish (pl-PL)
Portuguese (pt)
Romanian (ro-RO)
Russian (ru-RU)
Slovak (sk-SK)
Slovenian (sl-SI)
Swedish (sv-SE)
Supported readability languages
Currently, readability only supports variations of English (e.g. US English, UK English).
Supported user interface languages
The user interface for Silktide is currently only available in US English.
All other testing features
If not stated above, all other features for testing websites should work in all languages. For example, search engine keywords, or accessibility checking.