ZIP2PDF is a command line program to convert zip files full of text or images into pdf's or epubs.
To use first add the zip files path then add the desired output files path. By default the tool will convert to a pdf file, to convert toa epub add --format epub
This programs supports Inputs of ZIP and 7Zip files and PNG, JPEG, BMP, GIF, DDS, and JP2 within the ZIP or 7ZIP