About episcience: "Episciences is a complete platform for editing and publishing scientific overlay journals covering all disciplines. ... An overlay journal is a scientific journal whose articles are held in one or more repositories. Published documents are not hosted on the journal’s website, but on an open repository or preprint server such as arXiv, HAL, Zenodo, bioRxiv, medRxiv, etc." https://www.episciences.org/publishing-model/