These nine PNGs are unmodified AWS group icons, distributed by
[awslabs/aws-icons-for-plantuml v23.1](https://github.com/awslabs/aws-icons-for-plantuml/tree/v23.1/dist/Groups).
They identify AWS Cloud, AWS Account, Region, VPC, public/private subnets,
Auto Scaling group, corporate data center and Step Functions workflow.
Pinned source URLs and SHA-256 hashes are recorded in `sources.json`.

Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
Icon assets: CC-BY-ND-2.0; see the upstream [LICENSE](https://github.com/awslabs/aws-icons-for-plantuml/blob/v23.1/LICENSE).
The platform uses its own rounded container surfaces and compact left-aligned titles;
those surrounding UI styles are not AWS artwork. Availability Zone has no corner icon.

The complete upstream CC BY-ND 2.0 license is included as `LICENSE.txt`.
PNG/GIF exports containing these group icons carry source and license attribution
in a footer outside the diagram; canvas JSON includes asset_attributions.
Keep the notices when sharing the exported work. No icon artwork is modified.