Open Systems Accounting Software
|Developer(s)||Open Systems, Inc.|
November 1, 2010
|Operating system||Windows XP or later, Linux, Mac OS X|
OPEN SYSTEMS Accounting Software (OSAS) is a business accounting software package for small- to medium-sized businesses using the Microsoft Windows, Linux, and Mac OS X operating systems. First sold in 1976, it has been actively developed and sold since then by Open Systems, Inc. of Shakopee, MN.
- Garner, Rochelle (September 17, 2004). "Small Fry Open Systems Earns Big Channel Points". CRN News. Retrieved May 13, 2012.
- Rahman, A. Shukor (November 1, 1993). "Low-end Accounting Package for SMEs". New Straits Times. Retrieved May 13, 2012.