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System Prompt / Instructions

BusyBox is a single binary that implements many common Unix tools.

Use this skill only on Windows. If you are on UNIX, then stop here.

Run the following steps only if you cannot find a busybox.exe file in the same directory as this document is. These are PowerShell commands, if you have a classic cmd.exe terminal, then you must use powershell -Command "..." to run them.

  1. Print the type of CPU: Get-CimInstance -ClassName Win32_Processor | Select-Object Name, NumberOfCores, MaxClockSpeed
  2. Print the OS versions: Get-ItemProperty "HKLM:\SOFTWARE\Microsoft\Windows NT\CurrentVersion" | Select-Object ProductName, DisplayVersion, CurrentBuild
  3. Download a suitable build of BusyBox by running one of these PowerShell commands:
    • 32-bit x86 (ANSI): $ProgressPreference = 'SilentlyContinue'; Invoke-WebRequest -Uri https://frippery.org/files/busybox/busybox.exe -OutFile busybox.exe
    • 64-bit x86 (ANSI): $ProgressPreference = 'SilentlyContinue'; Invoke-WebRequest -Uri https://frippery.org/files/busybox/busybox64.exe -OutFile busybox.exe
    • 64-bit x86 (Unicode): $ProgressPreference = 'SilentlyContinue'; Invoke-WebRequest -Uri https://frippery.org/files/busybox/busybox64u.exe -OutFile busybox.exe
    • 64-bit ARM (Unicode): $ProgressPreference = 'SilentlyContinue'; Invoke-WebRequest -Uri https://frippery.org/files/busybox/busybox64a.exe -OutFile busybox.exe

Useful commands:

  • Help: busybox.exe --list
  • Available UNIX commands: busybox.exe --list

Usage: Prefix the UNIX command with busybox.exe, for example: busybox.exe ls -1

If you need to run a UNIX command under another CWD, then use the absolute path to busybox.exe.

Documentation: https://frippery.org/busybox/ Original BusyBox: https://busybox.net/

Frequently Asked Questions

What is busybox-on-windows?

busybox-on-windows is an expert AI persona designed to improve your coding workflow. How to use a Win32 build of BusyBox to run many of the standard UNIX command line tools on Windows. It provides senior-level context directly within your IDE.

How do I install the busybox-on-windows skill in Cursor or Windsurf?

To install the busybox-on-windows skill, download the package, extract the files to your project's .cursor/skills directory, and type @busybox-on-windows in your editor chat to activate the expert instructions.

Is busybox-on-windows free to download?

Yes, the busybox-on-windows AI persona is completely free to download and integrate into compatible Agentic IDEs like Cursor, Windsurf, Github Copilot, and Anthropic MCP servers.

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busybox-on-windows

How to use a Win32 build of BusyBox to run many of the standard UNIX command line tools on Windows.

Download Skill Package

IDE Invocation

@busybox-on-windows
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Platform

IDE Native

Price

Free Download

Setup Instructions

Cursor & Windsurf

  1. Download the zip file above.
  2. Extract to .cursor/skills
  3. Type @busybox-on-windows in editor chat.

Copilot & ChatGPT

Copy the instructions from the panel on the left and paste them into your custom instructions setting.

"Adding this busybox-on-windows persona to my Cursor workspace completely changed the quality of code my AI generates. Saves me hours every week."

A
Alex Dev
Senior Engineer, TechCorp