AWS releases a local open-source emulator for cloud applications
AWS launched AWS Emulator, a Rust-based local environment that accepts the same AWS CLI and SDK calls over a local HTTPS endpoint. It is free to run, available as Linux packages or a Docker container on macOS and Windows, and its source is on GitHub.
Why it matters: Coding agents and developers can test cloud-facing changes without provisioning live resources for every iteration. Fidelity, service coverage and the gap to deployed AWS still need explicit verification.