MiniStack 1.3.30 is out — here's what shipped recently MiniStack is a free, MIT-licensed local AWS emulator. Single binary, 55+ services, runs on your laptop or in CI in under a second. No login, no token, no per-seat fee. GitHub: https://github.com/ministackorg/ministack Docs: https://ministack.org/docs/ Highlights since 1.3.20 Step Functions aws-sdk:s3 integrations. arn:aws:states:::aws-sdk:s3:listObjectsV2 and 11 other S3 operations now work as native Step Functions SDK integrations: ListBuckets , CreateBucket , DeleteBucket , HeadBucket , GetBucketVersioning , ListObjectsV2 , ListObjects , HeadObject , CopyObject , DeleteObject , GetObjectTagging , PutObjectTagging . REST-JSON output also moved to PascalCase to match the rest of the dispatcher, so ResultSelector: $.Records resolves cleanly on aws-sdk:rdsdata:executeStatement . EC2 DescribeVpcEndpointServices . Returns the standard catalog of 2 Gateway services ( s3 , dynamodb ) and 17 Interface PrivateLink services with region-templated DNS names.…