Silverback - Silverback 3
Lynis - Security auditing tool for systems running Linux, macOS, BSD, and other UNIX-based systems.
Babun - pact - advanced package manager (like apt-get or yum). xTerm-256 compatible console. HTTP(s) proxying support. Plugin-oriented architecture. Pre-configured git and shell.
Browserhub.io - Easy to use no-code web scraping and data extraction software
Chkrootkit - Chkrootkit is a Linux tool to locally check for signs of a rootkit. It contains:
Cygwin - Cygwin is a set of tools that provide Linux and POSIX functionality to Windows.