image-comparison

The smallest, simplest and fastest JavaScript pixel-level image comparison library

WinMerge is an Open Source differencing and merging tool for Windows. WinMerge can compare both folders and files, presenting differences in a visual text format that is easy to understand and handle.

The fastest pixel-by-pixel image visual difference tool in the world.

Layout and functional testing framework for websites

MulimgViewer is a multi-image viewer that can open multiple images in one interface, which is convenient for image comparison and image stitching.

High dynamic range (HDR) image viewer and comparison tool

Backend and Frontend application for tracking differences via image comparison

Image comparison slider. Compare images before and after. Supports React, Vue, Angular.

Image comparison using node-canvas

Published on Maven Central Java Library that compares 2 images with the same sizes and shows the differences visually by drawing rectangles. Some parts of the image can be excluded from the comparison. Can be used for automation QA tests.

A script in python to organize your images by similarity.

🖼🔬 JavaScript Image Comparison

A program that compares two images using a perceptually based image metric

Java library to create customized full page/frame/elements screenshots using Selenium WebDriver and Java AWT, screenshots and images comparison and many more cool stuff

OSnap is a snapshot testing tool, which mainly focuses on speed and ease of use.

CLI utility to find near duplicate images and remove all but the best copy.

UI testing via image comparison and devcards

Tool to detect (and get rid of) similar images using perceptual hashing (pHash lib)

vips-powered ruby gem to measure images similarity, implementing dHash and IDHash algorithms

Image comparison for Robot Framework