Uses tesseract, hocr2pdf, and pdfconcat to build a OCR'ed ( searchable ) PDF from a dir full of tif files. Inteded use is with the output of a diybookscanner and ScanTailor.

gistfile1.sh

#!/bin/bash

for img in *.tif; do tesseract $img $img hocr; done

for img in *.tif; do hocr2pdf -i $img -o $img.pdf < $img.html; done

pdfconcat -o merged.pdf ./*.pdf