"A few years back, some proprietary hardware companies hit the
panic button when Dell and Microsoft Windows moved into
point-of-sale (POS) systems. Fast forward to the present, and open
source is trying its hand at disrupting the POS market. You already
know about Linux running on POS systems. Now, POS applications
themselves are going open source. Here's how.
"The trend begins with Openbravo, known within developer circles
for its popular open source ERP (enterprise resource planning)