Create and scaffold plugin directories for Codex with a required .codex-plugin/plugin.json, optional plugin folders/files, valid manifest defaults, and personal-marketplace entries by default. Use when Codex needs to create a new personal plugin, add optional plugin structure, generate or update marketplace entries…
Install Codex skills into $CODEXHOME/skills from a curated list or a GitHub repo path. Use when a user asks to list installable skills, install a curated skill, or install a skill from another repo (including private repos).
Create, edit, redline, and comment on .docx, Word, and Google Docs-targeted document artifacts inside the container, with a strict render-and-verify workflow. Use renderdocx.py to generate page PNGs (and optional PDF) for visual QA, then iterate until layout is flawless before delivering the final document.
Control an open or active Microsoft Excel workbook through the ChatGPT add-in or connected session. Use when the user tags the Microsoft Excel app in Codex or follows up on an established live Excel task. Do not use for standalone spreadsheet files or Google Sheets.
Create, edit, analyze, and verify standalone spreadsheet files or Google Sheets-ready workbooks, including .xlsx, .xls, .csv, and .tsv. Do not use for live controlling Microsoft Excel app or a live Excel session.
Create or update a reusable personal Codex artifact-template skill. Use when the user invokes $template-creator or asks in natural language to create a template using, from, or based on an attached Word document, PowerPoint presentation, or Excel workbook, or explicitly asks to edit or update a passed…
Create visualizations and interactive tools in conversation. Use when asked to show how something works, make simulators or labs, maps, plots, charts or graphs, comparisons, scenarios, adjustable inputs, and exploration.
A set of instructions for Claude Code projects that defines engineering rules, project identity, technology choices, folder conventions, and the single source for environment-variable credentials. Claude Code is a coding assistant that follows project instructions.