From Saber POS:
Saber POS is a customized collection of free and open source software found around the internet and packaged together to create a viable option to high cost commercial POS software. Saber POS is a PCI/PA-DSS compliant POS software. Integrated with Mercury Payments Systems, one of the top merchant companies in the United States, and Magtek End2End encrypted card readers.
It uses Openbravo at its core: Uses the stability of Openbravo.
Pre-packaged embedded MySQL server: Top quality, high volume database. Can be used in mutli-terminal environments.
PA-DSS Compliant Credit Card Processing: Passes PCI Security Standards Council for all major credit cards.
Triple DES End2End encrypted/tokenized merchant processing: The aboslute safest merchant processing.
Pre-Authorized Tabs: Customer tabs can be Pre-Authorized to verify the credit card is valid and has sufficient funds available.
Gratuity Capabilities: Employee credit card sales can be adjusted with a tip value after the transaction is completed.
Shared Tabs: Allows tabs to be shared by multiple bartenders. Customers can start a tab with one bartender and order a drink from a different bartender and have it placed on the same tab.
Split individual items per ticket/table/seat
High Speed Credit Card Processing: Integrated high speed credit card processing eliminates the need for a separate machine and 2-3 second authorization times.