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MinIO

High-performance S3-compatible object storage

File Sync & Storage Archived ★ 61.3k stars Medium setup AGPL-3.0

This project is archived. Upstream development has stopped, so expect no new features or security fixes. Consider an actively maintained file sync & storage alternative.

MinIO is a high-performance, S3-compatible object storage server for storing unstructured data such as backups, images, and logs. It targets developers and operators who need self-hosted object storage. It is deployed via Docker, Kubernetes, or binaries.

Official siteSource code

Key features

  • Fully S3-compatible API
  • High throughput and erasure coding
  • Cloud-native and Kubernetes ready
  • Web console included

Pros & cons

Strengths

  • Excellent performance
  • Drop-in S3 replacement
  • Scales horizontally

Trade-offs

  • Not a consumer file sync tool
  • Recent licensing and feature changes

Is MinIO secure?

No confirmed vulnerabilities affect MinIO's latest release (RELEASE.2025-10-15T17-29-55Z). OSV.dev lists 25 advisories for the project and links 1 of them to this release, but their version data doesn't confirm it. No known vulnerabilities is not proof of security: it means none have been publicly catalogued.

1 unconfirmed match

OSV.dev links these advisories to this release, but their own version data doesn't confirm it: they cover a separately versioned sub-package of the repository, or record the fix only as a commit. They are listed for completeness and not counted in the health score.

Matched by OSV, not confirmed

AdvisorySeveritySummary
CVE-2026-97731HighMinIO through 7aac2a2 does not verify that every x-amz-* header present on a request also appears in the client-supplied X-Amz-SignedHeaders list.
  • Most recent fixed advisory CVE-2026-40344, published 2026-04-22 (175 days ago)

Source: OSV.dev, checked 2026-10-14. How this is measured.

MinIO replaces

Self-hosted Amazon S3 alternatives

Health badge

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SelfHostIndex: 15 · archived

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Compare MinIO

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