Recuva - Accidentally deleted an important file? Lost files after a computer crash?
Lynis - Security auditing tool for systems running Linux, macOS, BSD, and other UNIX-based systems.
TestDisk - TestDisk is a free and open source data recovery software tool designed to recover lost partition and unerase deleted files. DownloadDownload TestDisk & PhotoRec. TestDisk is a free and open .
Forensic Toolkit FTK - Digital Investigations
PhotoRec - Jun 4, 2016 - PhotoRec is file data recovery software designed to recover lost files including video, documents and archives from hard disks, CD-ROMs, and lost pictures (thus the Photo Recovery name) from digital camera memory.
SecPod - Endpoint visibility and control, vulnerability and patch management, threat detection and response.