Metal3

aid: metal3-io
name: Metal3
description: Metal3 (Metal Kubed) is a CNCF incubating project that provides bare metal host provisioning for Kubernetes.
  It leverages Ironic for hardware management and integrates with the Cluster API to enable Kubernetes-native lifecycle management
  of bare metal infrastructure. Metal3 automates server discovery, inspection, provisioning, and deprovisioning using Kubernetes
  custom resources.
url: https://metal3.io
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
tags:
- Bare Metal
- Cloud Native
- Incubating
- Infrastructure
- Kubernetes
- Provisioning
created: '2026-03-16'
modified: '2026-04-28'
specificationVersion: '0.19'
type: Index
apis:
- aid: metal3-io:metal3-api
  name: Metal3 BareMetalHost API
  description: Metal3 extends Kubernetes with the BareMetalHost custom resource for managing physical servers. The API supports
    hardware inventory discovery, firmware configuration, BIOS settings, RAID configuration, and OS provisioning. Combined
    with Cluster API, it enables declarative management of bare metal Kubernetes clusters.
  humanURL: https://metal3.io/documentation.html
  properties:
  - type: Documentation
    url: https://metal3.io/documentation.html
  tags:
  - Bare Metal
  - Hardware Management
  - Provisioning
common:
- type: Documentation
  name: Metal3 Documentation
  description: Official Metal3 documentation.
  url: https://metal3.io/documentation.html
- type: GitHubOrg
  name: Metal3 GitHub
  description: Source code repositories.
  url: https://github.com/metal3-io
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com