Disks is described as 'A GNOME utility for dealing with storage devices. - Create and restore disk images. Perform low-level copies and attach disk images as virtual loop devices' and is a Hard Disk Diagnostic Tool in the OS & Utilities category. There are more than 10 alternatives to Disks for Windows, Linux, Mac, BSD and PortableApps.com. Most alternatives are Hard Disk Diagnostic and Benchmark Tools. The best alternative is balenaEtcher, which is both free and Open Source. Other great apps like Disks are CrystalDiskInfo (Free, Open Source), CrystalDiskMark (Free, Open Source), GSmartControl (Free, Open Source) and HD Tune (Freemium).
CrystalDiskInfo is a HDD/SSD utility software which supports S.M.A.R.T. It shows the health status much more clearly than similar tools. The "Function / Graph" is especially interesting for the "Reallocated Sectors Count".
The smartmontools package contains two utility programs (smartctl and smartd) to control and monitor storage systems using the Self-Monitoring, Analysis and Reporting Technology System (SMART) built into most modern ATA and SCSI harddisks.
(Straight up rufus for Linux users ) The mkusb tool was developed to make it simpler and safer to create boot drives with the method to flash or clone an iso image or a compressed image file. It is using dd under the hood.