# OCI Image Specification

**Canonical:** https://apis.io/apis/containerfile/oci-image-spec/  
**Provider:** Containerfile — https://apis.io/providers/containerfile/  
**Base URL:** https://github.com  
**Documentation:** https://github.com/opencontainers/image-spec

OCI Image Specification is one of 4 APIs that [Containerfile](https://apis.io/providers/containerfile/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Image, OCI, and Standards. The published artifact set on APIs.io includes a GitHub repository and an API reference.

The Open Container Initiative Image Specification defines the format of the image artifacts that Containerfile and Dockerfile builds produce. The spec covers manifests, configuration, layers, and indexes consumed by container runtimes such as runc, crun, and containerd.

## Machine-readable artifacts (3)

- **Specification** — https://github.com/opencontainers/image-spec
- **GitHubRepository** — https://github.com/opencontainers/image-spec
- **Reference** — https://opencontainers.org/

## Other Containerfile APIs (3)

- [Containerfile Reference](https://apis.io/apis/containerfile/reference/)
- [Dockerfile Reference](https://apis.io/apis/containerfile/dockerfile-reference/)
- [BuildKit Dockerfile Frontend](https://apis.io/apis/containerfile/buildkit-frontend/)

## Tags

Image, OCI, Standards

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/containerfile/oci-image-spec/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/containerfile/.