Linux Scan Server
apt install scanbd
apt install ocrmypdf
# ocrmypdf on ubuntu 20.04 installs also the following dependencies:
apt install fontconfig fontconfig-config fonts-dejavu-core fonts-urw-base35 ghostscript icc-profiles-free libarchive13 libavahi-client3 libavahi-common-data libavahi-common3 libcairo2 libcups2 libdatrie1 libfontconfig1 libfreetype6 libfribidi0 libgif7 libgraphite2-3 libgs9 libgs9-common libharfbuzz0b libidn11 libijs-0.35 libimagequant0 libjbig0 libjbig2dec0 libjpeg-turbo8 libjpeg8 liblcms2-2 liblept5 libopenjp2-7 libpango-1.0-0 libpangocairo-1.0-0 libpangoft2-1.0-0 libpaper1 libpixman-1-0 libqpdf26 libtesseract4 libthai-data libthai0 libtiff5 libwebp6 libwebpdemux2 libwebpmux3 libx11-6 libx11-data libxau6 libxcb-render0 libxcb-shm0 libxcb1 libxdmcp6 libxext6 libxrender1 libxslt1.1 ocrmypdf poppler-data python3-cffi-backend python3-img2pdf python3-lxml python3-pdfminer python3-pikepdf python3-pil python3-reportlab python3-reportlab-accel python3-sortedcontainers python3-tqdm tesseract-ocr tesseract-ocr-eng tesseract-ocr-osd
python3 -m pip3 install --upgrade pip
apt install python3-pip python3-setuptools python3-wheel python3-lxml python3-dev
apt install python3-cffi python3-pil
apt install ghostscript tesseract-ocr tesseract-ocr-eng tesseract-ocr-deu tesseract-ocr-osd libqpdf26
pip install ocrmypdf
# build qpdf:
apt install libjpeg-dev
git clone https://github.com/qpdf/qpdf.git
cd qpdf
./configure
make
make install
# build pikepdf:
Windows: Deactivate ScanSnap folder
- regsvr32 /u "C:\Program Files (x86)\PFU\ScanSnap\SSFolder\SSFolder.dll"