OnSite Property Manager - Property management software for rental property. Free 60-day trial, auto posts rents and late fees, free vacancy advertising
Microsoft BitLocker - BitLocker is a full disk encryption feature included with Windows Vista and later.
Cozy - Choose simplicity, get Cozy.
Paubox - Paubox provides HIPAA compliant email encryption without the hassle of extra steps.
Property Matrix - Don't just manage. Manage well.
OpenSSH - OpenSSH is a free version of the SSH connectivity tools that technical users rely on.