Visual_Diff

• SeConf 2015 presentation on visual testing

• VisualReview integrates with protractor. conf talk. simple Java pixel comparison

• gatling ?? another abandonware yet interesting approach to visual testing

• dpxdt is actively maintained, deploys to app engine.

• ImageMagick is used to compare the images

• http://www.idreamofuni.com/2015/05/how-shift-is-using-depicted.html

• backstopjs looks cool. does dom snapshots

• galen spec language and framework for visual testing.

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webdrivercss node.js based. uses GraphicsMagick for comparison. advanced features such as defining specific areas to include or exclude. integrates with applitools. used by http://webdriver.io/ selenium bindings for node.js

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PhantomCSS node.js based, relies on custom javascript based resemble.js for image comparison

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gemini node.js based, relies on custom javascript based looks-same image diff. used by yandex.

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csscritic node.js based uses javascript based imagediff for comparison

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• wraith uses ImageMagick compare

  • not easy to setup & deploy, not well maintained (many bugs)

• wraith-selenium is abandonware

• needle based on 2009 abandonware pdiff project.

• huxley is officially abandonware and used a simple python PIL based algorithm for comparison

• visualception 100% php based, uses ImageMagick geometry comparison and the compare images function. difficult to setup.

• FBSnapshotTestCase actively maintained, objective c, compares images bytes. expects pixel perfect accuracy, any deviation will fail. not suitable for regular web diffing.

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[applitools blog post of 17 frameworks for visual testing.