Smartmontools (S.M.A.R.T. Monitoring Tools) is a set of utility programs (smartctl and smartd) to control and monitor computer storage systems using the Self-Monitoring, Analysis and Reporting Technology (S.M.A.R.T.) system built into most modern (P)ATA, Serial ATA and SCSI hard drives.
License: Open Source
Smartmontools is a powerful command-line tool favored by advanced users for its configurability and scripting capabilities, while GSmartControl offers a user-friendly graphical interface that simplifies monitoring and reporting for casual users. Both tools provide comprehensive SMART monitoring, but they cater to different user needs and skill levels.