PluginBench
MCP Server
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MIT

Oh My Posh Validator MCP Server

dev.ohmyposh/validator

Validate oh-my-posh configurations and segment snippets against the official schema.

RepositoryRegistry

What is the Oh My Posh Validator MCP server?

The Oh My Posh Validator MCP server validates oh-my-posh prompt theme configurations and segment snippets against the official JSON schema. It enables AI agents to verify configuration correctness and catch schema violations before deployment.

This server provides validation capabilities for oh-my-posh, a cross-platform prompt theme engine. Use it to validate your shell prompt configurations and segment definitions to ensure they comply with the official schema, catching errors early in your configuration workflow.

How to install Oh My Posh Validator

Copy-paste configuration for popular MCP clients.

transport: http
Config generated by PluginBench — verify against the source before use.
~/.cursor/mcp.json
{
  "mcpServers": {
    "validator": {
      "url": "https://ohmyposh.dev/api/mcp"
    }
  }
}

Tools & capabilities

Tools this server exposes to the agent.

  • validate_config — Validate oh-my-posh configuration files against the official schema
  • validate_segment — Validate oh-my-posh segment snippets against the official schema

Use cases

  • Validate oh-my-posh configuration files before applying them to your shell
  • Check segment snippet syntax and schema compliance
  • Catch configuration errors early in your prompt customization workflow
  • Validate custom prompt theme configurations programmatically
  • Ensure segment definitions conform to oh-my-posh specifications

Oh My Posh Validator MCP server FAQ

What is the Oh My Posh Validator MCP server?

It's a validation service for oh-my-posh configurations that checks your prompt theme configs and segment snippets against the official schema to catch errors before deployment.

Is this server free to use?

Yes, the server is available as a free remote service at https://ohmyposh.dev/api/mcp.

How do I install this in Cursor or Claude?

Add the remote MCP server URL https://ohmyposh.dev/api/mcp to your MCP configuration. Refer to your client's documentation for specific setup instructions.

What can I validate with this server?

You can validate oh-my-posh configuration files and segment snippets to ensure they comply with the official oh-my-posh schema.

Do I need authentication?

No authentication is required to use this MCP server.

What is oh-my-posh?

Oh-my-posh is a cross-platform, highly customizable prompt theme engine that works with any shell and provides features like transient prompts, right prompts, and secondary prompts.

README (reference)

Source of truth, from the repository.

<!-- markdownlint-disable --> <p align="center"> <img width="400" src="https://raw.githubusercontent.com/jandedobbeleer/oh-my-posh/main/website/static/img/logo.png" alt="Oh My Posh logo – Prompt theme engine for any shell" /> </p> <!-- markdownlint-enable -->

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Documentation link badge ohmyposh.dev

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This repo was made with love using GitKraken.

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<!-- markdownlint-disable first-header-h1 -->

Sponsors

<!-- markdownlint-disable no-inline-html line-length --> <a href="https://coderabbit.link/posh"> <picture> <source media="(prefers-color-scheme: dark)" srcset="https://victorious-bubble-f69a016683.media.strapiapp.com/White_Typemark_79b9189d19.svg"> <source media="(prefers-color-scheme: light)" srcset="https://victorious-bubble-f69a016683.media.strapiapp.com/Orange_Typemark_43bf516c9d.svg"> <img alt="CodeRabbit" height="44" src="https://victorious-bubble-f69a016683.media.strapiapp.com/Orange_Typemark_43bf516c9d.svg" /> </picture> </a> <!-- markdownlint-enable no-inline-html line-length -->J

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What started as the offspring of oh-my-posh2 for PowerShell resulted in a cross platform, highly customizable and extensible prompt theme engine. After 4 years of working on oh-my-posh, a modern and more efficient tool was needed to suit my personal needs.

:heart: Support :heart:

Swag - Show your love with a t-shirt!

GitHub - One time support, or a recurring donation?

Ko-Fi - No coffee, no code.

Features

  • Shell and platform agnostic
  • Easily configurable
  • The most configurable prompt utility
  • Fast
  • Secondary prompt
  • Right prompt
  • Transient prompt

Documentation

Documentation

Reviews

Thanks

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