The editorial boards of such epijournals organize peer reviewing and scientific discussion of selected or submitted preprints. Epijournals can thus be considered as “overlay journals” built above the open archives; they add value to these archives by attaching a scientific caution to the validated papers.
Open access ; free to read ; free to publish.
There is no charge to access articles published in journals hosted by the Episciences.org.
There is no charge to publish articles in journals hosted by the Episciences.org….”
Source: Episciences – Home