Rocket Validator
W3C Markup Validation Service
Total Validator
HTML Validator
Scrutiny
Nibbler
mailmouse
tota11y
Website Speed Test by Pingdom
GTmetrix
WebPagetest
PageSpeed Insights
Google Lighthouse
Yellow Lab Tools
DareBoost
MaxCDN Tools
Let our web spider do the hard work for you.
Up to 5,000 web pages per report. Just enter a starting URL and we'll find the pages on your site. XML sitemaps also supported.
Each page is checked using the latest versions of Deque Axe Core and W3C Validator. Get results in seconds.
Define daily, weekly or monthly automatic reports and get the results delivered to your email. You can also use webhooks to trigger site checks after every deploy.
Rocket Validator lets you selectively mute issues that you don't plan to fix - for example when it's caused by 3rd party software.
Track the evolution of your site quality over time.
Show the current status of your sites easily with our embeddable badges.
Easy to integrate into your existing projects and dashboards via our JSON API.
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Based on our record, Website Speed Test by Pingdom seems to be more popular. It has been mentiond 46 times since March 2021. 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.
Yours: https://tools.pingdom.com/#629fdff48e000000 Its HN vs yours 25 KB vs 305 KB and 7 requests vs 44 requests. Besides that, looks very promising! - Source: Hacker News / 8 months ago
Don't over think just one tool. Check multiple places to see how your site is doing, like https://tools.pingdom.com/, etc. Source: 10 months ago
A slow website can negatively impact your website’s ranking and drive visitors away. Use tools like GTmetrix or Pingdom to analyze your website’s speed and make necessary improvements. You can optimize the code, allowing compression and checking the quality of images on your website. Source: 11 months ago
Pingdom is a renowned web optimization tool that offers real-time monitoring and performance testing capabilities for your website. With Pingdom, you can quickly identify and resolve performance issues that may hinder user experience. By simulating user visits from different locations around the world, Pingdom provides valuable insights into page load times, uptime, and performance metrics. It also sends alerts... - Source: dev.to / 11 months ago
Also checked my site here: https://tools.pingdom.com/ and it says it has a size of 10.1 MB. Source: about 1 year ago
W3C Markup Validation Service - Validates HTML markup of web pages, one at a time.
GTmetrix - GTmetrix is a free tool that analyzes your page's speed performance. Using PageSpeed and YSlow, GTmetrix generates scores for your pages and offers actionable recommendations on how to fix them.
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.
WebPagetest - Run a free website speed test from multiple locations around the globe using real browsers...
HTML Validator - HTML Validator is a Mozilla extension that adds HTML validation inside Firefox and Mozilla.
PageSpeed Insights - PageSpeed is addon for ...