:title: Opa Service :description: dotCloud's Opa service lets you build and run applications written in the Opa language. :keywords: dotCloud documentation, dotCloud service, Opa, chat application, layout Opa service, caveats Opa === .. warning:: Since the last version of OPA, the current OPA service is deprecated and will be removed soon. Meanwhile you're invited to use the following custom service which supports the latest version of the OPA language. https://github.com/dotcloud/opa-on-dotcloud To use it, open a terminal and run the following commands: .. code-block:: none git clone git://github.com/dotcloud/opa-on-dotcloud.git dotcloud create myapp dotcloud push myapp opa-on-dotcloud The cloned repository contains an application example called "app.opa" which you can replace with your own OPA code.