Rescatux is a GNU/Linux rescue CD that comes with Rescapp, a nice wizard that will guide you through your rescue tasks. It can restore Grub to the MBR update a Grub configuration, perform filesystem checks, fix a Windows MBR, and more. Features that can indirectly assist the rescue process include chat programs to let you reach human online help, a share log (automatic pastebin), and a share log that uses formatting appropriate for posting on a forum.
Quest Identity Manager for Unix lets you remotely manage local users and groups on Unix, Linux, and Mac systems. It lets you find and manage existing local Unix users and groups throughout your environment through a single, centralized management console. You can create new local Unix users and groups throughout your environment from the same centralized management console. Local Unix user and group information can be securely managed over SSH. The management console can be run from Unix, Linux, Windows, or Mac platforms and any of the most common Web browsers. Quest Identity Manager for Unix can provide granular reports on Unix identity information, including local Unix users, local user conflicts, and all members of specific Unix groups. It can uncover rogue or unused local accounts.
LBackup is a simple backup system aimed at systems administrators who require reliable backups with minimum fuss. It is configured with configuration files, and the backup is started from the command line. It has been tested for over 10 years. Backups can be to local media, or to remote media via one or more networks. The networks may be private LANs, WANs, or sets of untrusted public networks such as the Internet.