No, they don't give any permissions with OpenID. This page lists both OpenID and OAuth-using services. For an example of a service that uses OAuth, try LaTeX La

No, they don't give any permissions with OpenID. This page lists both OpenID and OAuth-using services. For an example of a service that uses OAuth, try LaTeX Lab (http://docs.latexlab.org/ http://docs.latexlab.org/), which uses OAuth to get access to your Google Docs.