Frog: OCR Tool for Linux(tenderowl.com)

  In November 2020, Brewster Kahle from the Internet Archive praised Tesseract saying:

  Tesseract has made a major step forward in the last few years. When we last evaluated the accuracy it was not as good as the proprietary OCR, but that has changed– we have done evaluations and it is just as good, and can get better for our application because of its new architecture.

    #!/usr/bin/env bash
    langs=(eng ara fas chi_sim chi_tra deu ell fin heb hun jpn kor nld rus tur)
    lang=$(printf '%s\n' "${langs[@]}" | dmenu "$@")
    maim -us | tesseract --dpi 145 -l eng+${lang} - - | xsel -bi

    #!/usr/bin/env bash

    rm -f /tmp/screen.png
    flameshot gui -p /tmp/screen.png

    tesseract \
      -c page_separator="" \
      -l "eng" \
      --dpi 145 \
      /tmp/screen.png /tmp/screen

    if [ "$(wc -l < /tmp/screen.txt)" -eq 0 ]; then
      notify-send "ocrmyscreen" "No text was detected!"
      exit 1
    fi

    xclip /tmp/screen.txt
    notify-send "ocrmyscreen" "$(cat /tmp/screen.txt)"