Tag Lens 360 is a specialized Chrome extension designed for debugging and validating marketing tags, analytics pixels, cookies, and data layers on websites. This free tool caters to analysts, tag managers, developers, and QA teams, providing essential functionalities to ensure that tracking mechanisms are functioning correctly. Users can easily view tag requests, read values being sent, and validate implementations against custom rules without needing to access the browser console.

The extension features detailed tag capture, allowing users to expand on individual tags to view full request details, including URLs and parameters. It supports various data layer structures and offers cookie inspection capabilities. Users can create validation rules to check variable compliance, filter requests for testing scenarios, and track sessions across multiple pages. Privacy is a priority, as all operations occur locally without external data sharing, ensuring secure and efficient debugging.