G2 Vendor Directory

ReactOS vs. IBM i

A side-by-side comparison based on G2 review data.

MetricReactOS

by ReactOS Foundation

IBM i

by IBM

Overall rating4.14.4
Review count2972
Ease of use8.38.8
Ease of setup9.28.7
Quality of support7.98.6
Meets requirements8.29.1
NPS28.57142959.701493
Small Business48.3%20.6%
Mid-Market34.5%45.6%
Enterprise17.2%33.8%
Total page views211385
Total LLM citations133450

ReactOS

ReactOS is a free and open-source operating system designed to be compatible with Windows applications and drivers. It aims to provide a familiar user experience by replicating the look and feel of Windows, enabling users to run their favorite Windows software in an open-source environment. ReactOS is developed from scratch, ensuring that it is not a derivative of Linux, but a standalone system with its own architecture.

Pros

  • Open Source
  • Compatibility
  • Lightweight Size
  • Hardware Support
  • Hardware Compatibility
  • Speed/Performance

IBM i

IBM i is a fully integrated operating system designed for IBM Power servers, combining database, middleware, security, runtime, and hypervisor into a single, cohesive solution. This integration simplifies system management, reduces total cost of ownership (TCO), and enhances operational efficiency. IBM i supports a wide range of business applications and offers flexible deployment options, including on-premises, private cloud, and public cloud environments.

Pros

  • Reliability
  • Security/Safety
  • Security Features
  • Stability
  • Powerful Features
  • Ease of Use