IBM Z Alternatives (January 2026)

IBM LinuxONE is an enterprise-grade Linux server that brings together IBM’s experience is building Z mainframe systems with the openness of the Linux operating system.

IBM CICS Transaction Server for z/OS drives operational efficiencies while increasing service agility, with a service delivery platform for cloud computing.

IBM Power servers accelerate big data insights and hybrid cloud deployment with an open server ecosystem.

IBM Db2 is the database to run your mission-critical workloads. Power low-latency transactions and real-time analytics across any cloud, hybrid or on-prem.

Get market-leading performance, efficiency and cyber resilience while streamlining complexity across all environments with the IBM Storage FlashSystem platform family.

The Enterprise PL/I compiler provides the essential tools for creating and maintaining mission-critical PL/I applications for execution on IBM Z.

IBM Netezza Performance Server is a data warehouse for demanding hybrid-cloud environments available as SaaS and for self-hosting through IBM Cloud Pak for Data System.

IBM Cloud Bare Metal Servers are 100% dedicated, secure, bare metal servers. Servers are available with Intel, Z, or LinuxONE architectures in a shared or VPC environment.

IBM PowerVM software is a virtualization environment that can run AIX, IBM i and Linux virtual machines on IBM Power servers.