Chatter - Chatter is an all in one free enterprise social collaboration and networking tool that allows users to collaborate securely at work to share files, established networks, and status updates.
NethServer - NethServer is an operating system for Linux enthusiasts, designed for small offices and medium...
Bizible - Bizible's digital marketing analytics and attribution software helps your B2B business bridge data across all channels so you can optimize campaigns for maximum ROI.
ClearOS - A very good alternative for Windows Server, for free
Cirrus Insight - Respond to Customers Faster and Update Salesforce from Your Inbox with Cirrus Insight. Start your free 14-Day trial today! No Credit Card Required.
OpenMediaVault - OpenMediaVault is the next generation network attached storage (NAS) solution based on Debian Linux.