FreeNAS 9.1 was also the first version of FreeNAS to use the community-supported OpenZFS v5000 with Feature Flags.[12][13] FreeNAS 9.2, based on FreeBSD 9.2 included performance improvements and introduced a REST API for remote system administration.[14] FreeNAS 9.3, based on FreeBSD 9.3 introduced a ZFS-based boot device, an initial Setup Wizard and a high-performance in-kernel iSCSI server.[15] FreeNAS 9.10, based on FreeBSD 10.3-RC3 brought an end to the FreeNAS/FreeBSD synchronized naming and introduced Graphite monitoring support and experimental support for the bhyve hypervisor.[16]