IBM AIX

Latest AIX offerings 

AIX Version 6.1
The latest version of the AIX® operating system, Version 6.1, brings UNIX® computing to the next level. AIX 6.1 includes new virtualization features that can help dramatically increase server utilization and consolidate workloads for more efficient management. AIX 6.1 also includes sophisticated new security and availability features to help insure that systems are secure and highly available. AIX 6.1 represents the latest advance in a long record of IBM operating system innovation. Despite all of these enhancements, AIX Version 6.1 is fully binary compatible with AIX 5L™ and even earlier releases of the AIX operating system¹.

AIX Version 5.3
This release of AIX provided innovative new features for security, mainframe-inspired reliability, systems management, distributed filesystems, virtualization and host of other enhancements while maintaining full binary compatibility with previous releases of AIX. AIX delivers industry leading performance on System p™ and earlier IBM UNIX servers. AIX fully supports the advanced virtualization capabilities of IBM UNIX servers to allow you to dramatically increase your server utilization and consolidate workloads for more efficient management.

AIX Version 5.2
AIX V5.2 integrates innovative technologies to achieve outstanding performance, reliability and flexibility in today's e-business environment. Client-validated enhancements such as dynamic logical partitioning and capacity upgrade on demand differentiate the AIX platform from competitors.

Independent software vendors support AIX 

Independent software vendors recognize the AIX operating system as a premier UNIX OS. Over 3000 ISVs now support thousands of applications on the AIX OS. It is likely that the applications that your business needs are already available on AIX. For more unique applications, IBM offers a rapid process for porting applications to the latest AIX release.
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Upgrades 

Enhancements and operating system upgrades for your AIX license. Take advantage of new technology to increase system utilization and reduce costs. Find the latest release upgrades, options and publications available for AIX OS.
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Additional software support and offerings 

AIX Expansion Pack and Web Download Pack
AIX Expansion Pack and Web Download Pack are collections of software tools and programs that extend base operating system functionality. An Expansion Pack is included at no charge with AIX licenses when media is selected. The Web Download Pack is not orderable; its contents may be accessed via the Web.