Good shipping library?

I’ve been doing a lot of searches and research. I need a library that
can communicate with the major shipping carriers: fedex, ups, usps, etc.

The best one I found was active_shipping
(GitHub - Shopify/active_shipping: ActiveShipping is a simple shipping abstraction library extracted from Shopify)

Is there another library that I am missing that’s better? Or is this it?

I appreciate your help.

If you build it… they will come.

Peter F.
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