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Cross Domain Utils

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library 2.0.38 ·javascript maintenance
verified Jun 17, 2026

Cross Domain Utils is a JavaScript utility library designed to simplify and secure interactions between browser windows across different domains. It provides a robust set of functions for safely querying window properties like domain, parent, opener, and child frames, while mitigating common browser security restrictions (e.g., `SecurityError` exceptions). The current stable version for the unscoped `cross-domain-utils` package is 2.0.38, published approximately four years ago. For versions 3.0.0 and above, the package has been migrated to the `@krakenjs/cross-domain-utils` scope. This library is particularly useful for complex iframe communication, secure window management, and scenarios requiring precise control over cross-origin window relationships without triggering browser errors or warnings.

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