free-image-to-pdf
There are 2 repositories under free-image-to-pdf topic.
minisoftwarelab/imap-Image-to-PDF-Converter-Application-For-Windows
This is an "Image to PDF Converter" (open source) software build for Windows. You can convert your image files to PDF(Portable Document Format) files using this software. Just select your image files or the folder containing the images and convert them all into PDF file quickly.
HueVirtualCreature/ImageToPDF
A command-line tool for converting a folder of images to a PDF