A good deal has changed for Amazon (AMZN) - Get Report since it became a public company 20 years ago today.

Pitching itself as "Earth's biggest bookstore", Amazon has since morphed into a digital beast hawking everything from cloud computing services to potato chips. In the process, the company has upended not only the book industry, but the bricks-and-mortar retail space.

But through it all, one thing has remained constant: Amazon founder Jeff Bezos' desire to drive relentless innovation. And this year has been a great example that Amazon and Bezos haven't lost their appetite to shape the future of consumption in big ways.

Here's a brief look at some noteworthy innovations from Amazon in 2017.