Diskgenius is an advanced disk recovery tool that can restore deleted partition, rebuild mbr, rebuild partition table, recover files and restore formatted partition etc. It also can backup files by partition or disk clone, and it also enables you to backup partition table for unexpected incident.
Grub4dos it is a versatile bootloader capable of dual/multi-booting DOS, Windows, Linux and other operating systems. It can be used to select which operating system to load when multiple operating systems are available.Grub4Dos can be easily installed to your Hard Disk Using a tool called Bootice.
One of the best and most user-friendly defragmentation software packages developed for Windows is O&O Defrag.Komputer Swiat in association with O&O Software is providing free license of O&O Defrag 10 Professional.
Paragon has published a white paper :”Partition Alignment Dramatically Increases System Performance”.This white paper describes all major issues regarding partitions misalignment on 4K hard disk drives, solid state drives, RAID, SAN and in virtual environments.You also get a free license for Partition Alignment Tool along with this White Paper.