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Technical fix guide

JavaScript-Heavy Site Detected - Audit Results May Be Incomplete

Website relies on client-side JavaScript to render content.

Issue ID: AUDIT-APPSHELL-001
Severity: high
Impact: High
Effort: L

Use this article when

  • You need deeper remediation guidance than the issue card can show.
  • You want CMS-specific steps before handing the fix to a developer.
  • You want a repeatable re-check path after shipping the change.
Re-run full audit

What this issue is

Website relies on client-side JavaScript to render content.

Why it matters

Website relies on client-side JavaScript to render content. This affects crawlability, rendering, and whether the site can be interpreted correctly by search engines.

How we detect it

  • FreeSiteAudit flags this issue when the rule for AUDIT-APPSHELL-001 fails and the page evidence points to Dom body.
  • You can usually confirm this by checking the page source or the relevant page settings inside your CMS.

Evidence examples

Check the affected page source, rendered output, or relevant CMS setting to confirm the missing or incorrect element.

How to fix it

  1. 1This is informational. The site itself may be fine
  2. 2SSR would make the site auditable and improve SEO
  3. 3Upgrade to Pro tier for Playwright-based rendering

How to re-check it

  • Visit the site in a browser and compare content to what our scraper found

Related tools

This issue is best verified with the full FreeSiteAudit crawl rather than a single-point mini tool.