Open Systems Accounting Software

OSASĀ® is a powerful, award-winning accounting and business management system for Windows, Linux, UNIX and Mac users. OSAS is flexible and easy to customize to your requirements. Built on a long track record of successful implementations, OSAS accounting and distribution applications are easy to learn and use. A proven industry leader, OSAS will meet your needs and expectations now and in the future.

OSAS provides these key advantages

Robust Functionality

We have over 25 years of experience providing award-winning business solutions and incorporating feedback from real-world users to further enhance the software.

Open Source Code

We provide source code for our applications at no additional cost. This protects your investment in our technology and encourages customization that will support your unique needs and changing market conditions.

 

Availability & Strong Support

Several hundred authorized value added resellers sell, support and customize Open Systems products. Many vertical applications are also available from OSAS developers.

Platform Portability

With OSAS, you can choose the platform that suits your business: Windows, Mac, UNIX/Solaris/AIX, or Linux. In addition, OSAS C/S is a high performance, cost-effective client/server solution that provides additional platform flexibility and scalability.

Interface Flexibility

Some users prefer character-based screens; others want to use graphical screens. Have it your way! OSAS allows you to mix and match screens in the same accounting system.

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