New - dataslayer for mobile apps!

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Tag management and analytics testing and debugging.


dataslayer monitors the data layers used by Google Tag Manager, Tealium, Adobe DTM, and TagCommander to immediately update you when a new value is pushed. It also monitors some of the most popular analytics tags (Google Analytics classic and Universal, Floodlight, and Adobe Analytics) for a single-panel debugging solution.

Supported Tag Managers

  • Google Tag Manager
  • Adobe DTM
  • Tealium
  • TagCommander
  • watch any global variable (e.g. W3C Digital Data Layer)

Supported Tag Types

  • Google Universal Analytics
  • Google Analytics (classic)
  • Adobe Analytics/SiteCatalyst/Omniture
  • Floodlight


dataslayer is developed by Sean Adams.

To report bugs or request features, file them at GitHub or email them in.