Website Availability: Comparative CMS and Platform Analysis to Create Websites

Article image Website Availability: Comparative CMS and Platform Analysis to Create Websites
Article image Website Availability: Comparative CMS and Platform Analysis to Create Websites
Publication date:27.09.2025
Blog category: Web Technology News

HTTP Archive has published a report on the status of website availability using the estimates obtained by Lighthouse accessibility audit, Google Audit tool features, which also measures website performance, best practices and SEO. The report compared traditional content management systems with platforms to create websites, while WordPress showed good results. Lighthouse is a feature accessible through Chrome Devtools, built into each Chrome Browser, as well as one of the audits in the PageSpeed ​​Insights independent tool.

HTTP Archive is an open source project -managed project that tracks data on how sites are created and how they work. They offer a configured report on how different content management platforms perform their functions, which is updated on a monthly basis.

Availability research was made using the data collected as part of the Webim Million study, which is based on the main pages of one million most popular websites. Webaim Million uses data from the TRANCO list, which in turn is based on six different sources to make a list of a million sites designed to be resistant to manipulation.

  • 📌 Availability: traditional CMS. Adobe Experience Manager and Contentible were the most affordable traditional content management systems, with a result of 87%, followed by Sitecore and WordPress.
  • 📌 Accessibility: website platforms. This comparison is made according to the platform websites, comparing platforms such as WIX, Duda and Squarespace. Availability results for platforms were higher than for traditional CMS.
  • 📌 What is interesting about these ratings? WIX sites have a higher accessibility rating than all other sites created on any other CMS or website creation platform.

1. What is http archive?

HTTP Archive is an open source project -managed project that tracks data on how sites are created and how they work.

2. What is Lighthouse?

Lighthouse is a feature available through Chrome Devtools that measures website performance, best practices and SEO.

3. Which CMS are most affordable?

Adobe Experience Manager and Contentible were the most affordable CMS, with a result of 87%.

4. Which website creation platform is most affordable?

WIX sites have a higher accessibility rating than all other sites created on any other website creation platform.

🧩 Summary: Website availability is important not only for users but also for SEO. Using the right CMS or platform to create websites can significantly improve the availability of your website. According to the research, WIX and Adobe Experience Manager are availability leaders.
🧠 Your own considerations: It is important to understand that accessibility is not limited to those who have health restrictions. It also applies to users with slow Internet connections, users of old devices or users who are just new on the Internet. Therefore, when choosing a CMS or platform to create websites, it is important to consider how they can influence the availability of your website.