cross-runtime-skill-converter

Convert skill definitions between Claude Code and Codex runtimes.

4|1|Updated Apr 11, 2026
One-click install
npx skills add https://github.com/m2ai-portfolio/m2ai-skills-pack --skill cross-runtime-skill-converter
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: cross-runtime-skill-converter
Source: https://github.com/m2ai-portfolio/m2ai-skills-pack/tree/main/skills/cross-runtime-skill-converter
Command: npx skills add https://github.com/m2ai-portfolio/m2ai-skills-pack --skill cross-runtime-skill-converter

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Convert skill definitions between Claude Code and Codex runtimes to ensure compatibility and portability.

Core Features & Use Cases

  • Detects source runtime and parses the SKILL.md frontmatter and agent files.
  • Maps frontmatter fields, tools, and policies between Claude Code and Codex formats, generating adapter files and sidecar configurations.
  • Supports end-to-end conversion for both Claude Code and Codex skills, preserving behavior and metadata for cross-runtime deployment.

Quick Start

Convert a Claude Code skill to Codex format by asking the converter to generate the appropriate artifacts.

Frequently Asked Questions about cross-runtime-skill-converter

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I convert a Claude Code skill to Codex format?▼

To convert a Claude Code skill to Codex format, the converter parses the SKILL.md frontmatter and agent files, maps fields and tools, and generates compatible Codex artifacts with sidecar configurations.

What is cross-runtime skill portability for Claude Code and Codex?▼

Cross-runtime skill portability allows skill definitions to run on both Claude Code and Codex by mapping frontmatter fields, transcribing tools, and generating adapter files that preserve behavior across environments.

Can I map frontmatter and tools between Claude Code and Codex automatically?▼

Yes, you can map frontmatter and tools automatically. The converter analyzes structural requirements of each runtime and handles frontmatter mapping, tool transcription, and dynamic-injection handling.

Does the skill converter generate adapter files and sidecar configurations?▼

The skill converter does generate adapter files and sidecar configurations. It maps policies and metadata between Claude Code and Codex formats to ensure end-to-end cross-runtime deployment.

What is the best way to handle dynamic-injection when porting skills to Codex?▼

The best way to handle dynamic-injection when porting skills is using a converter that explicitly addresses dynamic-injection handling during the frontmatter mapping and tool transcription process.