Update as of 2020: Google made major API changes, so this approach does not work anymore.
Not much to see yet, but there is some documentation.
This project is in prototyping stage, that's why there is no install script yet, and bugs are to be expected.
Paletti comes without plugins and pull request for plugins will be denied. However, since they are loaded dynamically from the plugins folder, it's just a matter of putting the files in there. Paletti can download plugins from a github repository, see the documentation/introduction for an example.