Veeam Backup - Backup and restore VMware and Hyper-V virtual machines with Veeam Backup Free Edition. Unlimited hosts and VMs. Free forever.
Waver - Description: Google Wave is a great way to communicate and collaborate. Waver lets you:
Zerto - Virtual replication & recovery solution
Rizzoma - Email and IM are linear contextless communication tools.
SolarWinds Backup - Modern server backup software
BSI Knowledge Manager - Central document management & knowledge base