:doc:`File<filesessionbackend>` ✔ ✔ ✔ Not shareable between servers except if used in conjunction with :doc:`REST session backend<restsessionbackend>` or with a shared file system (NFS,...). Selected by default during installation.
:doc:**`PgJSON<pgjsonsessionbackend>`** ✔ ✔ ✔ ✔ **Recommended backend for production installations**
:doc:`PgJSON<pgjsonsessionbackend>` ✔ ✔ ✔ ✔ **Recommended backend for production installations**
:doc:`Browseable MySQL<browseablemysqlsessionbackend>` ✔ ✔ ✔ ✔ Recommended for those who prefer MySQL