offers a set of command-line interface (CLI) tools that simplify these tasks by enabling users to perform various administration and development operations from the terminal.
* xref:../cli_reference/kn-cli-tools.adoc#kn-cli-tools[Knative CLI (kn)]: The Knative (`kn`) CLI tool provides simple and intuitive terminal commands that can be used to interact with OpenShift Serverless components, such as Knative Serving and Eventing.
* xref:../cli_reference/tkn_cli/installing-tkn.adoc#installing-tkn[Pipelines CLI (tkn)]: OpenShift Pipelines is a continuous integration and continuous delivery (CI/CD) solution in {product-title}, which internally uses Tekton. The `tkn` CLI tool provides simple and intuitive commands to interact with OpenShift Pipelines using the terminal.
* xref:../cli_reference/opm/cli-opm-install.adoc#cli-opm-install[opm CLI]: The `opm` CLI tool helps the Operator developers and cluster administrators to create and maintain the catalogs of Operators from the terminal.
* xref:../cli_reference/rosa_cli/rosa-get-started-cli.adoc#rosa-get-started-cli[ROSA CLI (`rosa`)]: Use the `rosa` CLI to create, update, manage, and delete ROSA clusters and resources.