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20000419/fauxnix

by Various

Run Linux-style commands on Windows via deterministic bash→PowerShell translation. No VM, no WSL. MCP server + CLI built for AI agents (Claude Code, Codex, OpenCode...). GNU-style

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MCP

20000419/fauxnix

Added 8 Sept 2026

#ai-agents#bash#claude-code#cli#codex#coreutils#mcp#mcp-server
Catalogue record, not a reviewed recommendation. This record can include automatically collected descriptions and setup details. Confirm important claims with the original source. Explore source-reviewed tools.

Overview

Fauxnix runs Linux-style commands on Windows by translating bash commands to PowerShell. It requires no VM or WSL, and provides an MCP server and CLI for AI agents. It produces GNU-style output and bash-style errors, with UTF-8/GBK encoding handled.

Best for

Best for
Windows developers and AI agents needing Linux-style commands without WSL.

Use cases

  • Run bash-style commands in Windows CI without WSL
  • Give Claude Code or Codex a Linux-like command environment on Windows
  • Translate common GNU commands to PowerShell for scripts

How to use

Install

npx tsx scratch/run.mjs "any bash command"   # quick live check

Clients listed in this record (not verified here)

Claude Code, ChatGPT

Notes

110 stars on GitHub. Last updated 2026-09-08. Licensed MIT.

Pros

  • No VM or WSL overhead
  • Deterministic translation for predictable results
  • MCP server integrates with AI agents

Cons

  • Only covers translated commands, not full bash
  • Requires PowerShell on Windows
  • Complex shell constructs may not translate

Open-source & AI alternatives

Swap-in tools that solve the same job. Weigh the trade-offs before you commit.

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