This is FreeBSD-related material from Ralf S. Engelschall <rse@FreeBSD.org>:

• FreeBSD UFS/ZFS Snapshots Management Environment
• FreeBSD System Disk Mirroring
• FreeBSD iSCSI Target and Initiator
• FreeBSD Major Upgrade Procedures
• FreeBSD Administration Toolkit
• FreeBSD System Utilities

• Distribution Files
• Working Queue