LeadTools OCR文字识别语言扩展包包括以下40余种文字识别：
- English (en)
- Afrikaans (af)
- Albanian (sq)
- Arabic (ar)
- Basque (eu)
- Belarusian (be)
- Bulgarian (bg)
- Catalan (ca)
- Chinese Simplified (zh-Hans)
- Chinese Traditional (zh-Hant)
- Croatian (hr)
- Czech (cs)
- Danish (da)
- Dutch (nl)
- Estonian (et)
- Faroese (fo)
- Finnish (fi)
- French (fr)
- Galician (gl)
- German (de)
- Greek (el)
- Hungarian (hu)
- Icelandic (is)
- Japanese (ja)
- Korean (ko)
- Indonesian (id)
- Italian (it)
- Latvian (lv)
- Lithuanian (lt)
- Macedonian (mk)
- Norwegian (no)
- Polish (pl)
- Portuguese (pt)
- Portuguese Brazil (pt-BR),
- Romanian (ro)
- Russian (ru)
- Serbian (sr)
- Serbian Cyrillic (sr-Cyrl-CS)
- Slovak (sk)
- Slovenian (sl)
- Spanish (es)
- Swedish (sv)
- Turkish (tr)
- Ukrainian (uk)
- Vietnamese (vi)