Veeam Endpoint Backup FREE "provides a simple solution for backing up Windows-based desktops and laptops. With Veeam Endpoint Backup FREE, you can easily back up your PC to an external hard drive, NAS (network-attached storage) share or a Veeam Backup & Replication repository. And if your system crashes, hard drive fails, or a file gets corrupted or accidentally deleted, you can recover what you need in minutes — like it never even happened." See Backup to Rotated Drives and Managing Rotated Drives.
Reprofiler "offers a quick and easy way to see which profile is associated with which user. If a problem is evident, it then provides an intuitive and straightforward means of correcting the profile ownership."
PST Bridge allows viewing and exporting emails, contacts, calendars, tasks, and notes from PST files under OS X.
VClip and GifCam are screen capture tools that record video and audio (VClip only) from a defined area.
HitmanPro.Alert "protects your data against ransomware like CTB-Locker, CryptoWall and other cryptolockers." (UPDATE: WinAntiRansom also comes highly recommended)
Steven Black's hosts file "consolidates several reputable hosts files, and merges them into a single amalgamated hosts file with duplicates removed." Great for blocking malvertising while circumventing anti-adblock scripts. Sources (which can be easily extended) include:
"The Adaway hosts file, updated regularly.
MVPs.org Hosts file at http://winhelp2002.mvps.org/hosts.htm, updated monthly, or thereabouts.
Dan Pollock at http://someonewhocares.org/hosts/ updated regularly.
Malware Domain List at http://www.malwaredomainlist.com/, updated regularly.
Peter Lowe at http://pgl.yoyo.org/adservers/, updated regularly.
My own small list in raw form here."
grep -v '#' steves_hosts | awk '{print $1}'| sort | uniq -c/misc | Feb 26, 2016