LockHunter - It is a free tool to delete files blocked by something you do not know.
Microsoft BitLocker - BitLocker is a full disk encryption feature included with Windows Vista and later.
Wise Force Deleter - Delete Any File That Windows Can’t Delete.
Paubox - Paubox provides HIPAA compliant email encryption without the hassle of extra steps.
FileASSASSIN - FileASSASSIN is an application that can delete any type of locked files that are on your computer.
OpenSSH - OpenSSH is a free version of the SSH connectivity tools that technical users rely on.