# <a name="implementations" />Implementations

The following sections link to associated projects, some of which are maintained by the OCI and some of which are maintained by external organizations.
If you know of any associated projects that are not listed here, please file a pull request adding a link to that project.

## <a name"implementationsRuntimeContainer" />Runtime (Container)

* [opencontainers/runc][runc] - Reference implementation of OCI runtime

## <a name="implementationsRuntimeVirtualMachine" />Runtime (Virtual Machine)

* [hyperhq/runv][runv] - Hypervisor-based runtime for OCI
* [01org/cc-oci-runtime][cc-oci] - Hypervisor-based OCI runtime for Intel® Architecture

## <a name="implementationsTestingTools" />Testing & Tools

* [kunalkushwaha/octool][octool] - A config linter and validator.
* [huawei-openlab/oct][oct] - Open Container Testing framework for OCI configuration and runtime
* [opencontainers/runtime-tools][runtime-tools] - A config generator and runtime/bundle testing framework.


[runc]: https://github.com/opencontainers/runc
[runv]: https://github.com/hyperhq/runv
[cc-oci]: https://github.com/01org/cc-oci-runtime
[octool]: https://github.com/kunalkushwaha/octool
[oct]: https://github.com/huawei-openlab/oct
[runtime-tools]: https://github.com/opencontainers/runtime-tools