“PeerJ to offer only peer-reviewed open access journal publishing going forward.
PeerJ Preprints is a free service that launched in April 2013, just two months after publishing began in our more traditional peer-reviewed journal,…
With a sad heart, the time has come to stop accepting new submissions at PeerJ Preprints, secure in the knowledge that having helped lead this approach there are many good venues for authors to use instead. We will continue working with other preprint services and partners to support researchers in sharing their work in new innovative ways….”