GoKawiilAWS releases AWS Emulator, a local tool for testing AWS APIs offline
AWS has published AWS Emulator, a local program that mimics AWS API endpoints so developers can test code without an AWS account or network calls to AWS. It supports server mode for Linux (via RPM/Debian packages) or Windows/macOS (via Docker), as well as an embedded mode for Rust tests, and can be set up via an AI coding agent skill. There is no extra service fee; users only pay for AWS resources once they deploy to the real cloud.
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By offering its own official emulator, AWS may reduce developers' reliance on third-party tools like LocalStack for local testing and CI pipelines. This could streamline development workflows and tighten AWS's control over the testing experience for its own ecosystem, though the company explicitly warns the tool is not meant for production or security testing.
- AWS Emulator lets developers test AWS API calls locally without an AWS account or internet access.
- It supports server mode (Linux packages or Docker) and an embedded mode for Rust tests.
- AWS says the tool is free aside from eventual AWS resource costs, but is not for production or security testing.
Source: github.com, 2026-11-11
Published there as: “AWS Finally Built Its Own AWS Emulator”
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