Ministack Aws Emulator
If you're tired of LocalStack's licensing restrictions or just want something simpler for local AWS development, this is a solid alternative. MiniStack emulates 25+ services on port 4566 with zero setup friction: no account, no API key, no telemetry. It works with boto3, AWS CLI, Terraform, and CDK out of the box. The skill gives you practical patterns for S3, SQS, DynamoDB, Lambda, and SNS fanout scenarios. Installation is straightforward via pip, Docker, or compose. Best for CI/CD pipelines, unit tests, or any situation where you need to iterate on AWS code without hitting real endpoints or dealing with LocalStack's community edition limitations.
- skills.sh installs
- 743
- GitHub stars
- 61
- last updated
- Jul 14, 2026
Install
$ npx -y skills add aradotso/trending-skills --skill ministack-aws-emulator --agent claude-codeInstalls into .claude/skills of the current project.
Files
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
Option 2: Docker Hub
docker run -p 4566:4566 nahuelnucera/ministack
Option 3: Docker Compose (from source)
git clone https://github.com/Nahuel990/ministack
cd ministack
docker compose up -d
Verify it's running
curl http://localhost:4566/_localstack/health
Configuration
| Environment Variable | Default | Description |
|---|---|---|
GATEWAY_PORT | 4566 | Port to listen on |
S3_PERSIST | 0 | Set to 1 to persist S3 data to disk |
AWS CLI Usage
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- Repository
- github.com/aradotso/trending-skills
- Category
- Cloud & Infrastructure
- First seen
- May 16, 2026
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