Software Alternatives, Accelerators & Startups

RasterizeHTML.js VS BackstopJS

Compare RasterizeHTML.js VS BackstopJS and see what are their differences

RasterizeHTML.js logo RasterizeHTML.js

Renders HTML into the browser's canvas.

BackstopJS logo BackstopJS

BackstopJS is an open-source tool that allows the user to capture screenshots of a complete webpage or only specific areas of the webpage.
  • RasterizeHTML.js Landing page
    Landing page //
    2019-09-07
  • BackstopJS Landing page
    Landing page //
    2021-07-10

RasterizeHTML.js features and specs

No features have been listed yet.

BackstopJS features and specs

  • Automated Visual Regression Testing
    BackstopJS automates visual regression testing by comparing DOM screenshots, making it easy to identify visual anomalies after code changes.
  • Configuration Flexibility
    It offers robust configuration options to customize viewports, scenarios, and comparison thresholds, allowing for tailored testing based on project needs.
  • Scenario Management
    Supports the creation of multiple scenarios for different pages and states of the application, providing comprehensive test coverage.
  • Integration with CI/CD
    Easily integrates with continuous integration and deployment pipelines, facilitating automated testing across development stages.
  • Open Source
    As an open-source tool, BackstopJS is free to use and benefits from community contributions and improvements.
  • Support for Puppeteer
    Built on modern tools like Puppeteer, providing reliable headless browser automation features for capturing and comparing visuals.

Possible disadvantages of BackstopJS

  • Complex Setup for Beginners
    The initial setup can be complex for those who are not familiar with headless browsers or visual testing concepts, potentially resulting in a steep learning curve.
  • Performance Overhead
    Running visual tests can be resource-intensive, which might affect performance, especially with a large number of scenarios and comparisons.
  • Maintenance Effort
    Creating and maintaining test scenarios can require ongoing effort as the application evolves, including updating baselines and handling false positives.
  • Limited to Visual Testing
    BackstopJS focuses solely on visual regression testing and doesn't provide broader testing capabilities like functionality or performance testing, necessitating additional tools for comprehensive test coverage.
  • Screenshot Differences
    Slight, acceptable differences in rendering between test runs can lead to false positives, requiring fine-tuning and adjustments for threshold settings.

RasterizeHTML.js videos

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BackstopJS videos

Visual Regression Testing with BackstopJS

More videos:

  • Review - Texas Camp 2019 | Visual Regression Testing with BackstopJS
  • Review - Supercharge your regression testing with BackstopJS

Category Popularity

0-100% (relative to RasterizeHTML.js and BackstopJS)
Browser Testing
46 46%
54% 54
Automated Testing
57 57%
43% 43
Development
49 49%
51% 51
Tool
26 26%
74% 74

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What are some alternatives?

When comparing RasterizeHTML.js and BackstopJS, you can also consider the following products

html2canvas - JavaScript library to take "screenshots" of webpages or parts of it, directly on the...

DOM to Image - JavaScript library to generate an image from a DOM node using HTML5 canvas.

Expo Screen Capture - Expo Screen Capture is a highly efficient tool that empowers users to prevent screens in their applications from being captured or taped.

Cypress.io - Slow, difficult and unreliable testing for anything that runs in a browser. Install Cypress in seconds and take the pain out of front-end testing.

jsdom - A JavaScript implementation of various web standards, for use with Node.js - jsdom/jsdom

Html Screen Capture JS - Html Screen Capture JS is an open-source, lightweight, and fully customizable javascript/typescript library that captures a complete layout or a few areas of a layout and saves it in a mini HTML file for the user.