Floci
Light, fluffy, and always free
Floci is a fast, free, and open-source local AWS service emulator built for developers who need reliable AWS services in development and CI without cost, complexity, or vendor lock-in.
Supported Services
| Service | Protocol |
|---|---|
| SSM Parameter Store | JSON 1.1 |
| SQS | Query / JSON |
| SNS | Query / JSON |
| S3 | REST XML |
| DynamoDB + Streams | JSON 1.1 |
| Lambda | REST JSON |
| API Gateway v1 & v2 | REST JSON |
| Cognito | JSON 1.1 |
| KMS | JSON 1.1 |
| Kinesis | JSON 1.1 |
| Secrets Manager | JSON 1.1 |
| CloudFormation | Query |
| Step Functions | JSON 1.1 |
| IAM | Query |
| STS | Query |
| ElastiCache (Redis) | Query + RESP proxy |
| RDS (PostgreSQL / MySQL) | Query + wire proxy |
| EventBridge | JSON 1.1 |
| CloudWatch Logs & Metrics | JSON 1.1 / Query |
Why Floci?
No account required. No auth tokens, no sign-ups, no telemetry. Pull the image and start building.
No feature gates. Every feature is available to everyone — no community-edition restrictions.
No CI restrictions. Run in your CI pipeline with zero limitations. No credits, no quotas, no paid tiers.
Truly open source. MIT licensed. Fork it, extend it, embed it. No "community edition" sunset coming.
Quick Start
docker-compose.yml
services:
floci:
image: hectorvent/floci:latest
ports:
- "4566:4566"
volumes:
- ./data:/app/data
All 19+ AWS services are immediately available at http://localhost:4566.