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Head-to-head · Command-Line Shells

OpenBSD KornShell (ksh) vs PowerShell

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score OpenBSD KornShell (ksh) #6 in Command-Line Shells 8.1/10 Free plan Free plan✓ 2 of 3 features Visit site
PowerShell #8 in Command-Line Shells 7.9/10 Free plan Free plan✓ 3 of 3 features Visit PowerShell

OpenBSD KornShell (ksh) leads on 0 checks, PowerShell on 1, and 3 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreOpenBSD KornShell (ksh) · 8.1/10
  • Free planboth
  • Most featuresPowerShell · 3 of 3

OpenBSD KornShell (ksh) scores higher on our rubric for command-line shells: 8.1 against 7.9 out of 10; our editors rank them #6 and #8.

PowerShell offers package manager; OpenBSD KornShell (ksh) doesn't publish it.

OpenBSD KornShell (ksh) is the better fit for openBSD users preferring KornShell-style scripting. PowerShell is the better fit for cross-platform system administration and automation.

  • OpenBSD KornShell (ksh) fits best

    OpenBSD users preferring KornShell-style scripting

  • PowerShell fits best

    Cross-platform system administration and automation

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. How we rank.

Side by side

Feature OpenBSD KornShell (ksh) 8.1/10 Visit ↗ PowerShell 7.9/10 Visit ↗
At a glance
Editor score 8.1 7.9
Ranking #6 in Command-Line Shells #8 in Command-Line Shells
Best for OpenBSD users preferring KornShell-style scripting Cross-platform system administration and automation
Pricing model Free Free
Starting price Not published Not published
Free plan ✓ ✓
Free trial — —
Support Docs Community, Docs
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features OpenBSD KornShell (ksh) 2/3 · PowerShell 3/3
Package manager Not published ✓ (best)
Config file support ✓ ✓
Command completion ✓ ✓
Specs
Supported platforms OpenBSD Windows, macOS, Linux
Scripting language KornShell language (superset of sh) PowerShell
Our review
Pros
  • Combines interactive command use with a language superset of sh.
  • Includes arrays, functions, arithmetic expansion, and job control.
  • Offers vi or Emacs editing plus command and file-name completion.
  • Runs on Windows, macOS, and Linux.
  • Cmdlets support resource management and automation.
  • Handles JSON, CSV, and XML with built-in tab completion.
Cons
  • Its listed supported platform is limited to OpenBSD.
  • Its command language may not suit users seeking another shell style.
  • Documentation is the listed support channel.
  • Its PowerShell language may not suit teams standardized on another shell.
  • Package discovery and installation run through PackageManagement.
  • Support channels are community and documentation.
Our verdict

OpenBSD KornShell (ksh) is the OpenBSD Project's command interpreter for interactive sessions and shell scripts. It is aimed at people who want KornShell-style scripting alongside command-line work in an OpenBSD environment. Its language…

Read the review →

PowerShell brings an interactive command-line shell, a scripting language, and automation and configuration tooling into one open-source product. It is suited to administrators and developers who need to manage system or application…

Read the review →
  1. OpenBSD KornShell (ksh)Command-Line Shells 8.1Free plan
  2. PowerShellCommand-Line Shells 7.9Free plan

Strengths and trade-offs

  • OpenBSD KornShell (ksh) — where it wins

    • Combines interactive command use with a language superset of sh.
    • Includes arrays, functions, arithmetic expansion, and job control.
    • Offers vi or Emacs editing plus command and file-name completion.

    Where it doesn't

    • Its listed supported platform is limited to OpenBSD.
    • Its command language may not suit users seeking another shell style.
    • Documentation is the listed support channel.

  • PowerShell — where it wins

    • Runs on Windows, macOS, and Linux.
    • Cmdlets support resource management and automation.
    • Handles JSON, CSV, and XML with built-in tab completion.

    Where it doesn't

    • Its PowerShell language may not suit teams standardized on another shell.
    • Package discovery and installation run through PackageManagement.
    • Support channels are community and documentation.
  • OpenBSD KornShell (ksh)8.1/10 · Free plan

    OpenBSD ksh pairs KornShell scripting with interactive editing and completion on OpenBSD.

    Visit siteFull verdict →
  • PowerShell7.9/10 · Free plan

    An open-source shell that pairs resource-management cmdlets with cross-platform automation.

    Visit PowerShellFull verdict →

More comparisons

All Command-Line shells comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update