Using the “Export to PDF” or “Export to Word” options in Confluence no longer includes the Balsamiq mock-ups. There’s just a blank space in the document.
Not sure if this is a problem with Confluence or with Balsamiq.
I do note that in older versions of Balsamiq, the mock-ups were saved as PNG images, which were then displayed on the Confluence page, and presumably also exported. Now, the mock-ups are rendered in real time.
I’ve tried this in both Firefox and Chrome.
Here’s what the screen looks like in Confluence:
And here’s what the exported PDF looks like: