GTM Scanner

Analyzes GTM containers loaded on the current website and reports tags, triggers, and variables.

GTM Scanner detects and analyzes Google Tag Manager (GTM) containers loaded on the current webpage and reports tags, triggers, and variables in a clear, readable format. 【Who it's for】 • Marketers and developers who need to audit GTM implementation on their or clients' sites • Anyone who wants a quick overview of tag types and firing conditions • Teams documenting or auditing GTM setup 【Features】 • Auto-detects GTM containers on the page • Shows tag counts and breakdown (GA4, UA, Ads, Custom HTML, etc.) • Displays trigger types, conditions, and associated tags • Lists variables (built-in and custom) • Indicates container size and impact on page speed • Export scan results as JSON After installation, click the extension icon on any webpage and tap "Scan this page" to see a summary of the GTM setup in use. Ideal for tag management audits, handovers, and documentation.