Perceptual hashing is the use of an algorithm that attempts to fingerprint multimedia for identification and comparison. Perceptual hashes of two similar multimedia should be similar.
TraceBack helps you instantly find the source of any image, detect edits or crops, and identify AI-generated or fake images—all with one click.
A Facebook page bot which takes 'suggestions' from users (through page conversations) to post images similar to a predefined image (using perceptual hashing) on the page every single day.
A node command line tool which can be used to find duplicate images in a directory even if the images differ in resolution, contrast, brightness or color.
Perceptual image hashing provided by imagemagick.
Perceptual GIF hashing for easily finding near-duplicate GIFs.
sharp based perceptual hash implementation
A catalog of naturally occurring images whose Apple NeuralHash is identical.