Awesome

UFOCR (User-Friendly OCR). It is YAGF fork: https://github.com/andrei-b/YAGF

Supported input format: PDF, TIFF, JPEG, PNG, BMP, PBM, PGM, PPM, XBM, XPM.

Dependencies: Qt5, Aspell, OpenCV + OpenCV contrib, ddjvu, ImageMagick, Tesseract.

How to build:

1. Go to the directory with source code
2. Make directory for build:

    mkdir build

3. Run cmake:

    cmake ..

4. Run make:

    make