awesome-regression-testing

Selenium

Browser automation framework and ecosystem

SlimerJS

Scriptable browser like PhantomJS, based on Firefox

Webdriver.io

Node.js bindings implementation for the W3C WebDriver protocol

An automation framework that runs in-browser

OSnap

The speedy and easy to use Snapshot Testing tool for your project (1200 snapshots will run in under 3 minutes)

Open source platform for generating and reviewing visual differences. Supports multiple browsers, integrations for github and slack

AyeSpy

44 image comparisons in 90 seconds

Wraith

Easy to use ruby tool with docker support

BackstopJS

Config-driven automated screenshot test framework

Galen

Java framework based on

Creevey

Cross-browser visual testing with magic. Feature-rich tool with UI Runner, Tests Hot Reloading, Docker and Storybook integration

CSSCritic

Lightweight CSS regression testing

Spectre

Provides image comparison capabilities and an admin interface for managing screenshots

Shoov

UI regression and functional testing focused on Drupal 7 sites

CasperJS-based UI regression and functional testing focused on Drupal 8 sites

Look-alike

Chrome Extension for taking and comparing screenshots

Hardy

Selenium-driven, cucumber-powered CSS testing

TestCafe

Automated browser testing for the modern web development stack

Needle

Needle is a tool for testing visuals with Selenium and nose (Python)

gatling

Integrated visual RSpec matcher which makes real visual testing easy (Ruby)

grunt-photobox

Plugin to prevent your project of broken layout via screenshot photo sessions of your site

vrtest

JavaScript library for running visual regression tests on your components cross browser via selenium

Happo

Visual diffing in CI for user interfaces

reg-cli

Visual regression test tool which output easy-to-read single file html report

Nightmare

High-level browser automation library based on Electron

Puppeteer

Headless Google Chrome Node API

Playwright

Node library to automate Chromium, Firefox and WebKit with a single API

reg-suit

Visual regression testing suite which compares images, stores snapshots, and notifies the difference to your GitHub repo

Chimp

Develop acceptance tests & end-to-end tests with realtime feedback

Differencify

A library for visual regression testing using

ResembleJS

Analyse and compare images with Javascript and HTML5

Muppeteer

Visual regression testing framework for Chrome using and

ember-visual-test

Simple visual regression testing for

AET

Scalable testing tool providing visual regression testing, accessibility and performance validation, markup analysis and more

Wendigo

Test-oriented browser automation library based on Puppeteer

Loki

Visual regression testing for Storybook using Chrome in docker et al

Insanely fast, headless full-stack testing using Node.js

CodeceptJS

Modern Era Acceptance Testing Framework for NodeJS

FuncUnit

A functional test suite based on jQuery

Nightwatch

Automated testing and continuous integration framework based on Node.js and using the Webdriver protocol

Protractor

E2E test framework for Angular apps

jest-puppeteer-react

Visual regression testing with Jest and puppeteer for React components

jest-image-snapshot

Jest matcher that performs image comparisons using

test-crawler

Visual regression testing, by crawling a website and providing snapshot comparison reports

wdio-visual-regression

Visual regression tool for webdriver.io

Selenide

Framework powered by Selenium WebDriver for writing easy-to-read and easy-to-maintain automated tests in Java

A test runner by the AngularJS team, that fits all our needs

Touca

Open source continuous regression testing without the hassle of managing snapshot files

Lost Pixel

Holistic visual regression testing for full pages, components (via Storybook and Ladle integration), and custom shots (e.g. via Cypress)

Open-source, multi-browser visual review and testing platform with the option to self-host. It has first-class support for Storybook, Cypress, Playwright & Puppeteer

Free for Open Source. Supports

Lightweight test automation tool for web applications. Easy to learn and doesn't require coding. It's free, with unlimited tests. For an additional monthly fee, you also get cloud monitoring and CI/CD integration

HeadSpin's Regression testing gives you a powerful comparison tool for analysing degradation across new app builds, OS releases, feature additions, locations, and more

Perform End to End test automation be it cross browser testing, mobile app testing, performance testing or API testing on cloud or on-premise

Perform Automated and Live Interactive Cross Browser Testing on 2000+ Real Browsers and Operating Systems Online

For React, looks open source

Cloud base visual tests

Continuous visual reviews for web apps

Cloud based automation testing platform for web and mobile UI

LIVE interactive cross-browser testing

Screenshots only

See

Manual & exploratory testing on 1500+ real browsers and mobile devices

Automate visual regression testing

Cloud based visual regression tool. Uses puppeteer and proprietary comparison algorithm (detect layout shifts). Great scalability with AWS Lambda

Visual testing and UI review for component libraries. Cloud-based

Flexible visual regression testing service

Cloud-based screenshot testing service with support for multiple browsers

Cloud-based visual testing platform with realtime results for testing tools

Testing for the whole team. Up to 100 tests in parallel. Endpoint Mocking. Code Coverage

Screenshot pixel and DOM change comparisons and regressions

Cloud-based visual regression testing across stages

Visual regression testing and test automation tool

Visual Regression Tracker

Open Source selfhosted service for visual regression testing

Micoo

Open source service for all UI application visual regression solution

Provides +3600 browsers to run automated visual tests. Free for Open Source

Easiest Visual regression testing and Automated Web Testing tool. (Limited) free use

Create AI-powered Cypress Tests/POM models in your browser and automate Email & Visual testing for Cypress

Easily create frontend tests without writing code. Use Meticulous to record workflows on your web app. You can then replay those flows on new frontend code, and create a test by diffing two replays

E2E functional test automation tool for web, mobile, and desktop tests

– WordPress plugin auto-updating screenshots on content updates, preventing false positives

Testomat.io Reporter

Allows to collect tests to a Test Case Management System (TCMS) like testomat.io and sync manual and automated tests in one place

Compares: Wraith, PhantomCSS, Gemini, WebdriverCSS and Spectre

Tutorial using BackstopJS

Tutorial using BackstopJS

Tutorial using BackstopJS

Why you should use BackstopJS

Introduction to PhantomCSS

Headless Chrome is shaking up traditional approaches to test automation

Visual regression testing using Jest, Chromeless and AWS Lambda

Tutorial using Chromeless and jest-image-snapshot

Introduction to and how to use it

Tutorial to setup visual testing with Puppeteer, Jest and VisWiz.io

Using percy, and jest puppeteer to visually test a React component library

Tutorial using WebdriverIO and WebdriverCSS with Spec Reporter

Blog with practical guides and runnable examples on Playwright and Puppeteer

How to automate regression testing for Hugo with BackstopJS

Introduction about how to do visual regression testing with Micoo service

Improved manual visual regression testing with the PerfectPixel chrome plugin

Intro to visual regression testing with tools updated as of 2022

Screencast: Basic introduction to wraith, a screenshot comparison tool

How to setup shoov and get your first test written

Talk by Jon Bellah on how to use PhantomCSS during wordpress development

Screencast with code demo and best practices

Tutorial on how to create visual automated tests with Screenster

Demo what the Look-alike Chrome extension is, how it works and how and why it was build

How to write your first CSS test with CSS critic, make it pass, break it, and make it pass again

by Nikhil Verma - How the Mobile Web team in Badoo converted and integrated PhantomCSS into their workflow and connected it to their CI process

Introduction video by Fireship

PhantomJS

Scriptable Headless WebKit. No longer maintained since 2 June 2018

Visual/CSS regression testing with PhantomJS or SlimerJS. No longer maintained since 22 Dec 2017

Experimental approach to UI testing, based on Decision Trees

DalekJS

Automated cross browser testing with JavaScript. No longer maintained since 4 Jun 2017

dpxdt

End-to-end testing with Python

Visual Review

A human-friendly tool for testing and reviewing visual regressions

Huxley

Python framework based on

WebdriverCSS

WebdriverCSS sits on top of and hooks into

Gemini

Feature rich framework with support for and . Gemini is deprecated, use hermione instead

OcularJS

uses

trifleJS

Headless automation for Internet Explorer. (last update 2016)

CasperJS

Navigation scripting and testing utility for PhantomJS and SlimerJS. (archived 2018)

Navalia

Browser Automation based on headless Chrome and GraphQL. (archived 2018)

Chromeless

Chrome automation made simple. Runs locally or headless on AWS Lambda. (archived 2018)