image-ssim
Image structural similarity (SSIM). In TypeScript/JavaScript. For browser/server.
jaro-winkler
A string similarity function using the Jaro-Winkler distance metric.
fast-cosine-similarity
A very fast implementation of cosine-similarity for comparing two vectors. Up to 6x faster than the compute-cosine-similarity library.
leven-sort
Simply sort by similarity, starring Levenshtein via leven