OCR to Any Converter Command Line software can be downloaded from following web page,
https://www.verypdf.com/app/ocr-to-any-converter-cmd/index.html
VeryPDF is release a new version of OCR to Any Converter Command Line today, the new version of OCR to Any Converter Command Line does download necessary Language Packages automatically, so you needn't worry about anything about the OCR language.
Supported OCR Languages:
https://www.verypdf.com/pdf2txt/ocr-language.htm
You can use "-lang" parameter to specify the language for OCR engine, e.g.,
ocr2any.exe -ocr -res 300 C:\in.pdf C:\out.txt
ocr2any.exe -ocr -lang eng C:\in.pdf C:\out.txt
ocr2any.exe -ocr -lang eng -ocrmode 0 C:\in.pdf C:\out.txt
ocr2any.exe -ocr -lang eng -ocrmode 0 C:\in.pdf C:\out.txt
ocr2any.exe -ocr -lang deu -ocrmode 1 C:\in.pdf C:\out.pdf
ocr2any.exe -ocr -lang eng -ocrmode 2 C:\in.pdf C:\out.pdf
ocr2any.exe -ocr -lang eng -ocrmode 3 C:\in.pdf C:\out.pdf
ocr2any.exe -ocr -lang eng -ocrmode 2 -outboxfile C:\in.pdf C:\out.pdf
ocr2any.exe -ocr -lang fra -ocrmode 1 C:\in.pdf C:\out.pdf
ocr2any.exe -ocr -lang ita -ocrmode 1 C:\in.pdf C:\out.pdf
ocr2any.exe -ocr -lang nld -ocrmode 1 C:\in.pdf C:\out.pdf
ocr2any.exe -ocr -lang spa -ocrmode 1 C:\in.pdf C:\out.pdf
"-lang" option can be choose from one of following OCR languages, if a language package
is not exist in OCR Data Folder, ocr2any.exe will download necessary language package
from VeryPDF site automatically.
bul: Bulgarian language
cat: Catalan language
ces: Czech language
chi_sim: Chinese (Simplified) language
chi_tra: Chinese (Traditional) language
chr: Cherokee language
dan: Danish language
deu: German language
ell: Greek language
eng: English language
fin: Finish language
fra: French language
hun: Hungarian language
ind: Indonesian language
ita: Italian language
jpn: Japanese language
kor: Korean language language
lav: Latvian language
lit: Lithuanian language
nld: Dutch language
nor: Norwegian language
pol: Polish language
por: Portuguese language
ron: Romanian language
rus: Russian language
slk: Slovak language
slv: Slovenian language
spa: Spanish language
srp: Serbian language
swe: Swedish language
tgl: Tagalog language
tur: Turkish language
ukr: Ukranian language
vie: Vietnamese language
You can download and evaluate it now,