Free, open-source AWS emulator. LocalStack alternative: 39 services, 2,591 operations, true 100% Smithy conformance (86,327/86,327 variants pass). No account, no auth token, no paid tier.
emulator aws lambda terraform integration-testing aws-sdk dynamodb s3 sqs sns cognito bedrock ai-testing aws-bedrock aws-testing llm-testing localstack-alternative aws-emulator moto-alternative bedrock-emulator
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Updated
May 20, 2026 - Rust