Python notebook containing keras multi-label image classifier. It can be used for labeling images with non-exclusive labels like hashtags.
Check out corresponding Medium article:
Image Tagger - Multi-Label CNN Image Classification
Check out the following iOS app that generates trending hashtags given image inputs.
Image Tagger was trained on the Various Tagged Images dataset. It contains ~0.7 M of 224x224px crop-centered miscellaneous images of people, places, animals and objects collected from instagram, unsplash and flickr.
Greg (Grzegorz) Surma