Lynis - Security auditing tool for systems running Linux, macOS, BSD, and other UNIX-based systems.
Freshservice - Freshservice: the one-stop cloud solution for all your IT management needs.
Silverback - Silverback 3
Freshdesk - Freshdesk is a cloud-based customer support software that lets you support customers through traditional channels like phone and email, social channels like Facebook and Twitter, and your own branded community
Chkrootkit - Chkrootkit is a Linux tool to locally check for signs of a rootkit. It contains:
Zendesk - Zendesk is a beautiful, lightweight help-desk solution.