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tota11y VS W3C Markup Validation Service

Compare tota11y VS W3C Markup Validation Service and see what are their differences

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tota11y logo tota11y

An accessibility visualization toolkit from Khan Academy

W3C Markup Validation Service logo W3C Markup Validation Service

Validates HTML markup of web pages, one at a time.
  • tota11y Landing page
    Landing page //
    2023-10-16
  • W3C Markup Validation Service Landing page
    Landing page //
    2019-08-30

tota11y features and specs

  • Ease of Use
    tota11y is user-friendly and straightforward to implement, which makes it accessible to developers of varying skill levels.
  • Visual Feedback
    Provides immediate visual feedback on accessibility issues directly in the browser, facilitating quick identification and resolution.
  • Comprehensive Accessibility Testing
    Offers a wide range of tests for different accessibility aspects, including color contrast, screen reader support, and semantic structure.
  • Open Source
    As an open-source project, tota11y can be freely used, modified, and distributed, allowing customization to fit specific needs.
  • Educational Tool
    Helps educate developers on common accessibility issues and how to address them, promoting better long-term practices.

Possible disadvantages of tota11y

  • Limited Browser Support
    Primarily designed to work in web development environments and may not integrate seamlessly with all browser-based workflows.
  • Not Comprehensive for All Needs
    While useful, tota11y may not catch every type of accessibility issue, so additional tools may be required for thorough testing.
  • Performance Overhead
    Can introduce some performance overhead, particularly on complex sites, which might affect page loading and rendering times.
  • Manual Adjustments Required
    Although it highlights issues, resolving them requires manual intervention, and understanding of accessibility standards.

W3C Markup Validation Service features and specs

  • Standards Compliance
    The W3C Markup Validation Service ensures that your web pages conform to established web standards, helping to improve web interoperability and accessibility.
  • Error Identification
    The service identifies errors and warnings in your HTML and XHTML documents, making it easier to debug and fix these issues to improve code quality.
  • Improved Compatibility
    By validating your markup, you can better ensure that your web pages are compatible with various browsers and devices, providing a more consistent user experience.
  • Free of Charge
    The validation service is provided by W3C at no cost, making it an accessible tool for developers of all levels to enhance their web projects.
  • Educational Tool
    For beginners in web development, the W3C Validator can serve as an educational resource by highlighting common mistakes and promoting best practices in coding.

Possible disadvantages of W3C Markup Validation Service

  • Limited to Syntax
    The validator primarily checks for syntax errors and does not assess other vital web development aspects such as design or functionality.
  • Outdated Standards
    The tool relies on W3C's standards, which can sometimes lag behind real-world usage and popular web development trends, potentially limiting its relevance.
  • Overly Strict
    The validator can be overly strict, flagging non-critical issues that may not impact user experience but are still considered 'errors' by the tool.
  • Misinterpretation of Results
    Less experienced developers might misinterpret the validator's results, focusing too much on achieving perfect validation without understanding the real impact on usability.
  • Lack of Support for Modern Frameworks
    As a markup validator, it might not fully support or correctly evaluate modern JavaScript frameworks that generate markup dynamically.

tota11y videos

+ Add

tota11y Bookmarklet Tutorial

More videos:

  • Review - Conhecendo o tota11y
  • Review - Kiểm thử khả năng tiếp cận (Accessibility Tools) - Tota11y

W3C Markup Validation Service videos

+ Add

A Walkthrough the W3C Markup Validation Service

Category Popularity

0-100% (relative to tota11y and W3C Markup Validation Service)

tota11y

W3C Markup Validation Service

SEO
31 31%
SEO
69% 69
User Experience
100 100%
User Experience
0% 0
SEO Tools
0 0%
SEO Tools
100% 100
Developer Tools
100 100%
Developer Tools
0% 0

User comments

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Social recommendations and mentions

Based on our record, W3C Markup Validation Service seems to be a lot more popular than tota11y. While we know about 98 links to W3C Markup Validation Service, we've tracked only 1 mention of tota11y. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

tota11y mentions (1)

  • Are there any open-source software projects taking accessibility into account?
    Here's a project page for a tool on github from Khan academy: https://khan.github.io/tota11y/. Source: almost 3 years ago

W3C Markup Validation Service mentions (98)

  • HTML Validation
    How to use HTML Validation service 👇 Step 1: Access the HTML validator ● Open the HTML validator in your web browser i.e go to https://validator.w3.org/. - Source: dev.to / 4 months ago
  • WebKit Fix: Quirk News.Y Combinator to Skip TextAutoSizing
    Looking at the html of HN's pages, can't blame them really. Running though https://validator.w3.org/ , the result is abysmal. At this rate, if web browsers started requiring sites to output HTML that is somewhere in the realm of normalcy, HN would sooner shut down than consider ever updating. - Source: Hacker News / 11 months ago
  • We Need to Talk More About Conformance, If We Want to Stop Fantasy HTML
    Whether you’re a frontend developer, lead, or manager, reconsider your expectations and practices if you haven’t yet chosen not to ship erroneous HTML. The more of us decide to talk about using actual HTML on our sites and in our apps, and lead by example, the better for our users and clients, and the better for our craft and profession. On the engineering side of web development, it’s HTML first—if it is HTML. - Source: dev.to / 12 months ago
  • What is cross-browser compatibility, and why should you care?
    Validate Your Code Include tools like W3C code validation service and CSS validator to ensure your code meets web standards. - Source: dev.to / about 1 year ago
  • What You Need to Know About Domain and Hosting
    ===> Click here to run your code through the HTML validator. - Source: dev.to / over 1 year ago
View more

What are some alternatives?

When comparing tota11y and W3C Markup Validation Service, you can also consider the following products

Nibbler - Free tool for testing how good your website is, and what you can do to improve it. Check accessibility, SEO, social media, compliance and more.

Rocket Validator - Site-wide Accessibility and HTML validation made easy. With a single click, Rocket Validator will check thousands of web pages on your site for Accessibility and HTML conformance, producing a detailed, actionable report on seconds.

Koa11y - Automatically detect accessibility (a11y) issues on webpages

PageSpeed Insights - PageSpeed is addon for ...

Page Speaker - Modern web accessibility tools for agencies & webmasters

Total Validator - Total Validator can check your website to help ensure that it is accessible, uses valid HTML and CSS, has no broken links, and is free from spelling mistakes.

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