Yesterday, we migrated PLoS Biology to the Ambra/Topaz platform. ... Now all of the PLoS journals have the same feature set including notes, comments, ratings, article impact metrics, etc. Migrating all of the PLoS journals to a single platform is a major milestone for PLoS and will allow us to finally create cross-journal features such as cross-journal search. ...
The open access movement:
Putting peer-reviewed scientific and scholarly literature
on the internet. Making it available free of charge and
free of most copyright and licensing restrictions.
Removing the barriers to serious research.
I recommend the OA tracking project (OATP) as the best way to stay on top of new OA developments. You can read the OATP feed on a blog-like web page or subscribe to it by RSS, email, or Twitter. You can also help build the feed by tagging new developments you encounter.