The dragon that sees every tag.
Debug marketing & analytics tracking requests — right inside Chrome DevTools.
Install — Free · Website · Docs · Changelog
69 providers · DataLayer Inspector · Consent Panel · No data leaves your browser
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Real-time monitoring of tracking requests from 69 providers. Pause/resume, sort, auto-prune. |
Intercept pushes from GTM, Tealium, Adobe, Segment, and W3C digitalData. Deep diff, cumulative state, and network correlation. |
Inspect and override cookie/consent state. Test consent mode behavior without manually clearing cookies. |
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GA4, Meta, TikTok, LinkedIn, Adobe, Hotjar, Braze, HubSpot, Medallia, Indicative, and 60 more across 9 categories. |
Switch between DEV/ACC/PROD Adobe Launch environments via network-level redirects. Persists across navigations. |
Download captured requests as JSON or CSV. Extension popup with live stats and provider breakdown. |
See it in action — visit tagdragon.net for screenshots and a live demo.
- Download the latest ZIP from GitHub Releases
- Open
chrome://extensions/, enable Developer mode, click Load unpacked, and select the unzipped folder - Open DevTools on any page → find the TagDragon tab
That's it. No configuration needed — tracking requests appear automatically.
Requires Node.js 18+
git clone https://github.com/onbezucha/tagdragon.git
cd tagdragon
npm install
npm run buildFor development with live reload:
npm run dev # Watches CSS + JS for live changes69 providers across 9 categories — from analytics to CDPs.
| Category | Count | Providers |
|---|---|---|
| 📊 Analytics | 16 | GA4, GA (UA), Adobe Client-Side, Adobe Server-Side, Amplitude, Mixpanel, Matomo, Piwik PRO, AT Internet, Comscore, Parse.ly, Webtrends, Scorecard, Medallia DXA, Indicative, RudderStack |
| 🏷️ Tag Managers | 5 | Google Tag Manager, Tealium, Segment, Ensighten, Piwik PRO TM |
| 📢 Marketing & Advertising | 24 | Google Ads, Meta Pixel, Bing Ads, Adform, DoubleClick, Criteo, Seznam Sklik, TikTok, X, Pinterest, The Trade Desk, Reddit, Snapchat, Spotify, Amazon Ads, Outbrain, Teads, RTB House, Zemanta, Sojern, Vibes, Brevo, Invoca, HubSpot |
| 🎥 Session Replay | 5 | Hotjar, Microsoft Clarity, FullStory, Crazy Egg, Glassbox |
| 🧪 A/B Testing | 4 | Optimizely, Dynamic Yield, Split, Omniconvert |
| 👤 Visitor Identification | 4 | LinkedIn, Merkury, Demandbase, 6Sense |
| 💬 Customer Engagement | 2 | Braze, Lytics |
| 🗄️ CDP | 2 | mParticle, Tealium EventStream |
| 🍂 Adobe Stack | 6 | Adobe Target, AAM, ECID, Heartbeat, DTM, Launch (CN) |
👉 Full provider reference with URL patterns: tagdragon.net/docs/providers
| Use Case | How TagDragon Helps |
|---|---|
| QA & Implementation | Verify tags fire correctly. Catch broken events, missing parameters, and misconfigured pixels before deployment. |
| Privacy & Compliance | See exactly what data leaves the browser. Audit payloads for GDPR/CCPA. Use the Consent Panel to test consent mode behavior. |
| Performance Review | Identify redundant tracking calls and oversized payloads. Auto-pruning keeps things fast on high-traffic sites. |
| Adobe Stack Debugging | Switch DEV/ACC/PROD environments at the network level. Debug Launch, Analytics, Target, and AAM in one panel. |
| Shortcut | Action |
|---|---|
Ctrl+L |
Clear all requests |
Ctrl+F |
Focus search input |
↑ / ↓ |
Navigate list |
Esc |
Clear search / close panel |
👉 Full shortcut reference: tagdragon.net/docs/keyboard-shortcuts
Full documentation available at tagdragon.net/docs.
| Page | Description |
|---|---|
| Getting Started | Installation and first steps |
| Features | Complete feature overview |
| DataLayer Tab | DataLayer inspector guide |
| Consent Panel | Consent testing guide |
| Provider Reference | All 69 providers |
| Adobe Env Switcher | Adobe environment switching |
| Toolbar Reference | Complete UI reference |
| FAQ | Frequently asked questions |
Contributions are welcome! See CONTRIBUTING.md for setup instructions, code style, and how to add a new provider.