WuMgr languages pre-included in Translation.ini in script bin folder:
English
German
French
Japanese
Polish
Russian
Italian
Portuguese
Portugeuse Brazilian

WUMT languages included in wumt_lang.ini in WUMT Translations folder:
Copy desired wumt_lang.ini from your language folder in "WUMT Translations.zip" to script "bin" folder overwriting any previous file.
Arabic
Bulgarian
Chinese Simplified
Chinese Traditional
Czech
dir.txt
Dutch
English
French
German
Hebrew
Hungarian
Indonesian
Italian
Japanese
Korean
Polish
Portuguese (Brazil)
Portuguese (Portugal)
Romanian
Slovak
Slovenian
Spanish
Spanish (Argentina)
Swedish
Turkish
Ukranian
Vietnamese