Интересует распознавание лиц и объектов и sharing, просмотр.
Google Photos и т.п. сервисы не предлагать

Они не на windows
OpenCV не поможет? Неплохая библиотека. Или вам нужно только готовое приложение?
https://sourceforge.net/projects/opencvlibrary/The Open Source Computer Vision Library has >2500 algorithms, extensive documentation and sample code for real-time computer vision. It works on Windows, Linux, Mac OS X, Android, iOS in your browser through JavaScript.
Homepage: https://opencv.org
Q&A forum: https://answers.opencv.org
Documentation: https://docs.opencv.org
Source code: https://github.com/opencv
Please pay special attention to our tutorials! https://docs.opencv.org/master
Books about the OpenCV are described here: https://opencv.org/books.html