[flessner]

The API, absolutely.

It's only sad that the SDKs are often on the heavy side, I remember that the npm package used to be multiple megabytes as it bundled large parts of the core AWS SDK. Nowadays, I believe it's still around half a megabyte.

[rglover]

The footprint of the JS SDK is much better as they split all of it into service-specific packages, but the SDK APIs are a bit confusing (everything is a class that has to be instantiated—even config).

[malfist]

I don't know if the npm is the same way, but the java sdk now has options by service. So you can include just s3 instead of all of aws