ManageEngine RecoveryManager Plus - RecoveryManager Plus is one such enterprise backup solution which has the ability to easily backup and restores both the domain controllers and virtual machines.

Calendly - Say goodbye to phone and email tag for finding the perfect meeting time with Calendly. It's 100% free, super easy to use and you'll love our customer service.

Lastpass - LastPass is an online password manager and form filler that makes web browsing easier and more secure.

Cal.com - Cal.com (formerly Calendso) is the open source Calendly alternative.

SECDO - SECDO offers automated endpoint security and incident response solutions

SavvyCal - A scheduling tool both the sender and the recipient will love.