5 items
Validate UTM parameters in URLs against your codebook rules. Detect and check UTM links on any page. UTM Codebook validates UTM parameters in any URL against your team's naming conventions. Stop broken UTM tags from polluting your GA4 reports. HOW IT WORKS 1. Define your UTM rules once in the UTM Codebook app (free tier available) 2. Install this extension 3. Browse any page — the extension automatically detects UTM parameters in the URL 4. Get instant validation: green checkmark if UTMs match your codebook, red alert if something is wrong KEY FEATURES • Real-time UTM validation on every page you visit • Popup shows a clear breakdown of each UTM parameter (source, medium, campaign, term, content) • Highlights errors: typos, unsupported values, missing required parameters • Works with your team's custom codebook rules via the UTM Codebook API • Zero performance impact — lightweight and fast WHO IS THIS FOR • Marketing managers who care about clean analytics data • Performance marketers running paid campaigns across multiple channels • Marketing ops teams enforcing UTM naming conventions • Agencies managing UTM standards for multiple clients GETTING STARTED 1. Sign up at https://utmcodebook.com (free) 2. Create your codebook with approved UTM values 3. Go to extension Options and paste your API key 4. Start browsing — validation is automatic PRIVACY This extension only reads the URL of the current tab to check UTM parameters. It does not track your browsing history, collect personal data, or inject any content into web pages. Full privacy policy: https://utmcodebook.com/privacy
Apr 12, 2026
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