---
title: "Moving to a JavaScript Framework: Nearly 1 in 4 Sites Lost Half Their HTML Text - PageSpeed Matters"
url: https://www.pagespeedmatters.com/resources/data-studies/javascript-framework-migration-seo
description: "23.6% of top 1M sites that moved to Next.js, Nuxt or Gatsby (350 of 1,480) lost more than half the words in the HTML their server sends, more than double the 10.5% for sites that switched to other platforms."
lang: en
---

Moving to a JavaScript Framework: Nearly 1 in 4 Sites Lost Half Their HTML Text (https://www.pagespeedmatters.com/resources/data-studies/javascript-framework-migration-seo)

23.6% of top 1M sites that moved to Next.js, Nuxt or Gatsby (350 of 1,480) lost more than half the words in the HTML their server sends, more than double the 10.5% for sites that switched to other platforms.

Sites losing more than half their raw-HTML words, by destination

Next.js 24.2%

Nuxt 19.8%

All JS frameworks 23.6%

Other platforms 10.5%

Source: PageSpeed Matters. HTTP Archive top 1M crawls, Sept 2024 to Sept 2026.

Server-sent HTML only, not what Google sees after rendering.

Source: Moving to a JavaScript Framework: Nearly 1 in 4 Sites Lost Half Their HTML Text - PageSpeed Matters (https://www.pagespeedmatters.com/resources/data-studies/javascript-framework-migration-seo)