PKP Preservation Network (PN)
The PKP Preservation Network (PN) provides free preservation services for any OJS journal that meets a few basic criteria.
LOCKSS
Open Journal Systems supports the LOCKSS (Lots of Copies Keep Stuff Safe) system to ensure a secure and permanent archive for journal content.
CLOCKSS
Open Journal Systems also supports the CLOCKSS (Controlled Lots of Copies Keep Stuff Safe) system to ensure a secure and permanent archive for the journal.