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MinIO: the best Open Source alternative to Amazon S3 in 2026

MinIO is high-performance object storage, 100% compatible with the S3 API, ideal for anyone who wants their own storage infrastructure without changing a line of code in their AWS SDKs.

License AGPL-3.0 61.4k stars liveUpdated hace 4 mesesWebsite GitHub Repository

Technical profile

License
AGPL-3.0
Category
Storage
Replaces
Amazon S3
Tech stack
Go

Preview

MinIO interface preview

Public image provided by MinIO on its own website.

Key features

  • 100% S3-compatible API
  • Encryption at rest and object versioning
  • Multi-site replication

MinIO vs. Amazon S3

Pros

  • Drop-in S3 replacement, near-frictionless migration

Things to consider

  • Real high availability requires several nodes to configure

Quick Docker installation guide

Copy this docker-compose.yml, adjust the example passwords and run docker compose up -d on your server. See the full step-by-step guide →

docker-compose.yml
version: "3.9"
services:
  minio:
    image: minio/minio:latest
    restart: unless-stopped
    command: server /data --console-address ":9001"
    ports:
      - "9000:9000"
      - "9001:9001"
    environment:
      - MINIO_ROOT_USER=admin
      - MINIO_ROOT_PASSWORD=change-me-super-secret
    volumes:
      - minio_data:/data
volumes:
  minio_data: