Kdiskmark - testing hard drives (HDD) and solid state drives (SSD/NVMe). It invokes the Flexible I/O Tester and processes the output, making complex test results easy to view and interpret.

Features:
* configurable block size, queues, and threads count for each test
* many languages support
* report generation

Based on the latest unique data recovery technology, R-Studio is the most comprehensive data recovery software solution to recover files from NTFS 4/5, ReFS, FAT 12/16/32, ExFAT, HFS/HFS+ (Macintosh), Little and Big Endian variants of UFS1/UFS2 (FreeBSD/OpenBSD/NetBSD/Solaris) and Ext2/Ext3/Ext4 FS (Linux) partitions.

R-Linux is a free program for recovering Ext2/Ext3/Ext4 file systems.