Your roadmap to AIX

Get the AIX strategy guide and discover how AIX will support your next big step. Hear from businesses that are transforming their work with AIX, see the latest upgrades to the software stack, and learn about IBM’s commitment to AIX through the AIX roadmap to 2030.

AIX operating system

AIX logo

Enterprises need infrastructure that is secure, highly available and adaptable to meet changing business demands. AIX®️ operating system delivers these capabilities and more, with the performance, reliability and security your mission-critical data requires.

Leadership security

AIX UNIX operating system maintains a strong, long-standing security focus and reputation. Security features include Trusted AIX to easily harden the security settings of the system and Trusted Execution to control the integrity of the system.

Unmatched uptime

IBM Power Systems™ running AIX 7.2 have the lowest percentage of unplanned annual server downtime and best-in-class reliability.* This powerful UNIX OS continues to provide game-changing features such as AIX Live Update, which allows you to apply new AIX OS levels without a system restart.

Investment protection

With a 30-year history of innovation, AIX OS continues to deliver on its robust roadmap with every release. The long-standing AIX focus on binary compatibility allows applications to run unchanged and without recompilation on the newest releases—guaranteed.

AIX on IBM Power Systems

A winning combination

AIX running on IBM POWER9 gives you a secure, available, adaptable infrastructure for your mission critical needs.

Modernize mission critical workloads

Find out why Power Systems with AIX is the foundation for many core business applications and database environments.

Your roadmap to AIX

Get the AIX strategy guide and discover how AIX will support your enterprise cloud and AI initiatives. Hear from businesses that are transforming their work with AIX, see the latest upgrades to the software stack, and learn about IBM’s commitment to AIX through the AIX roadmap to 2030.

The new IBM Power Enterprise Cloud Edition makes cloud deployment and management easier than ever.

Featured software and tools

IBM Power Systems software

Implement a secure, stable virtualization environment for AIX on Power Systems.

AIX expansion pack

Extends the base operating system capabilities and is included with every new order when media is selected.

AIX web download pack

Offers additional application and tools available for download. (requires login to

Open source package repository for AIX

The AIX Toolbox for Linux applications provides important pre-requisite technologies such as Python and YUM for solutions such as Ansible Automation.

Compilers for AIX

Take advantage of a 60-day no-cost trial for any of these advanced compilers for AIX and Power Systems.

Software from Business Partners

Find more than 160 validated solutions to help you make the most of your investment in Power Systems.

Real-time compliance monitoring gives financial services clients confidence in IT security

As a service provider to financial institutions, Fiserv prioritizes IT security. As part of its commitment to protecting clients’ data, Fiserv decided to simplify and automate IT security management for its IBM® AIX® landscape, adopting a new compliance monitoring platform: IBM PowerSC™.

Latest versions

AIX 7.2

Innovation for enterprise UNIX

  • AIX Live Update allows non-disruptive kernel updates
  • Built-In Dynamic System Optimizer for maximizing the efficiency of your system
  • SR-IOV-enhanced virtual networking with live partition mobility support for better performance and scaling
  • Continued binary compatibility with earlier releases of AIX
  • AIX is available on POWER9 with the IBM Power Systems Virtual Servers
  • Leverage Ansible to simplify and automate management with consistent skills and processes
  • Multiple packages added and updated in AIX Toolbox including Python3 and Salt for Ansible
  • Support for direct attached NVMe and Fibre Channel Non-Volatile Memory Express (FC-NVMe)

AIX 7.1

Proven and stable

  • Binary compatibility with previous releases of IBM AIX
  • Tremendous vertical scalability to provide capacity and growth for your IT infrastructure
  • Built-in clustering capabilities to simplify high availability
  • Enhancements to virtualization capabilities to provide flexibility to support changing workloads
  • Exploits the IBM POWER® technology and virtualization to help deliver superior performance and efficiency

Explore what is possible in each version of AIX

AIX is built to run on IBM Power Systems to fully exploit the new technologies introduced with each generation. Use our comparison charts and mapping information to explore the features and hardware supported by each version of AIX.

Our processes are tightly integrated, and manufacturing systems around the globe need seamless access to our business data. IBM Power Systems, IBM AIX and IBM DB2 are highly reliable, helping us achieve the extremely high availability we need for our business-critical SAP ERP application.

Hermann Burtscher, SAP Basis Manager, Hirschmann Automotive

Knowledge Center

Browse the extensive library of AIX product documentation, release notes and videos.


Explore technical documents like performance optimization, version differences and more - authored by IBM i experts to help you address your technical needs.

IBM Power Community

Connect, learn, share, and engage with the IBM Power Systems Community.

Integrated Server Based I/O Caching of SAN Based Data

AIX 7.2 offers server side caching of storage data which can be enabled dynamically. Learn more about the implementation and configuration of this feature.

IBM AIX Standard Edition delivers a new monthly pricing option

Now available with a new monthly pricing option to provide more flexibility for cloud-based use cases.

AIX 7 enhancements to security, availability and cloud enablement

New enhancement for AIX 7 clients to protect, monitor, and efficiently manage updates to their infrastructure.