The following system recovery tools will be useful to you if you are facing problem of data loss or if your system is simply crashing. It is advisable to burn copies of these tools much before any disaster strikes.
Open Source and Free approach:
G4L aka Ghost for Linux is one of the system recovery tools that is mainly a cloning and hard disk and partition imaging tool. This tool is similar to “Norton Ghost”. The images created are compressed optionally and transferred to a FTP server instead of opting for cloning locally. Ideally, of the several tools described above it is advisable to use the most suitable tool for your needs. The tool that will be most useful during a crisis like a crash or server failure will be a better tool.
The Ultimate Boot CD is one of the system recovery tools which will be very helpful when you want to run CDRom-based diagnostic tools thereby consolidating as many diagnostic tools into one bootable CD as possible. Since you can now boot from USB memory devices a script you can run “Ultimate Boot CD” from USB memory stick and a script on the script on the CD will enable you to boot newer systems from your USB sticks. This is many steps ahead than many of the other recovery tools. Moreover it gives you the flexibility of booting your system with a USB memory stick.
Knoppix is one of the system recovery tools which is essentially a bootable CD with GNU/Linux software. It ensures automatic detection of hardware and supports a wide range of devices like sound cards, most of the graphic cards, USB and SCSI devices and other peripherals. It can be used as an educational CD, a Linux demo or for system recovery purposes. Alternatively it can be used as a commercial platform for software demos. There is no need to install anything on the hard-disk as the CD is capable of storing 2GB of software installed in it. Thus this tool is a truly multi-purpose recovery tool.
O&O Disk recovery: This software tool scans every portion of your hard-disk, digital camera or memory card for lost files. It is so effective and reliable that it is possible to reconstruct data even when files systems have been destroyed or formatted. More than 350 types of files like music formats, word documents, movie, graphics, Excel workbooks, photo and access databases can be recognized, reconstructed and restored.
SuperDuper is one of the system recovery tools makes recovery effortless as it creates a completely bootable backup effortlessly. The strengths of this software are that it is user-friendly, easy to use with a built-in scheduler that it makes backup automatically. Moreover it performs well independent of the processor that is both on Power PC Macs as well as Intel PCs. It is particularly useful when your software application with the latest update is not working or when your hard drive begins to make noise. It is also very handy when you want to restore a stable copy of your system though you do not want t lose your existing system files or cases like this.