MiniStack AWS Emulator

Skill by ara.so — Daily 2026 Skills collection.

MiniStack is a free, MIT-licensed drop-in replacement for LocalStack that emulates 25+ AWS services (S3, SQS, DynamoDB, Lambda, SNS, IAM, STS, Kinesis, EventBridge, SecretsManager, SSM, CloudWatch, SES, and more) on a single port (4566). No account, no API key, no telemetry. Works with boto3, AWS CLI, Terraform, CDK, and any SDK.

Installation

Option 1: PyPI (simplest)

pip install ministack
ministack
# Server runs at http://localhost:4566
# Change port: GATEWAY_PORT=5000 ministack