We've released a new major version of opConfig today, which introduces a number of new features and contains lots of minor improvements.
opConfig 3.1.1 can be downloaded here.
While version 3.0.2 is mostly a maintenance release, it does introduce one new feature: SSH key authentication.
You'll find further details in the release notes.
Version 3 of opConfig was released today.
Besides the usual bug fixes and gradual improvements it introduces one major new capability: automating configuration changes.