smallmultiples/postie

Postmessage library that allows you to subscribe to events being sent between frames.

JavaScript

MIT License

Postie is a JavaScript library that simplifies cross-frame and cross-domain communication using postMessage, providing an EventEmitter-like API for subscribing to and triggering events between frames. It's designed for developers working with embedded widgets, iframes, or any scenario requiring seamless communication between different browsing contexts, such as notifying parent frames of size changes or reacting to URL updates.

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