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office-plugin

v5.1.0

Office document generation plugin for PPTX, DOCX, and XLSX workflows.

Codex3 Skills

By Lukas KellersteinLicense: UNLICENSED1 GitHub starsUpdated last week

Directory evidence

Runtimes
Codex
Parsed components
3 skill or MCP entries
Source updated
Sep 14, 2026
Manifest status
Canonical path parsed

The directory validates manifest shape and source location. It does not execute the plugin or provide a security endorsement. Review the indexing methodology →

Install office-plugin for Codex

Installs for the current user
codex plugin marketplace add lukaskellerstein/codex-my-marketplace
codex plugin marketplace upgrade codex-my-marketplace
codex plugin add office-plugin@codex-my-marketplace

Paste and run these commands in a terminal with Codex. They add and refresh the codex-my-marketplace catalog, then install this plugin.

Compatibility: the page URL and API slug “office-plugin” remain stable.

  • Codex: office-plugin@agent-plugin-marketplace → office-plugin@codex-my-marketplace

The installer fetches third-party code from the source repository shown on this page. This directory validates manifest structure and source location, but does not perform a security audit; review the manifest, components, and source before installing.

Get the source manually
git clone https://github.com/lukaskellerstein/codex-my-marketplace

Clone the source repository, then follow its setup instructions to add the plugin to a compatible client. The plugin root is plugins/office-plugin/.

Plugin files

plugins/office-plugin/
├── .codex-plugin/plugin.json
├── skills/docx/SKILL.md
├── skills/pptx/SKILL.md
└── skills/xlsx/SKILL.md

Included Skills3

docxskills/docx/SKILL.md

This skill should be activated when the user asks to create a Word document, report, memo, letter, proposal, whitepaper, or anything involving .docx output. Also triggers when the user says 'write a report', 'create a document', 'make a Word file', 'draft a proposal', 'generate a whitepaper', or mentions .docx. Creates polished Word documents (.docx) using the docx npm package (docx-js) for all document generation. Can also edit existing DOCX files. Activates even for simple requests like 'write a one-page memo' — the skill ensures professional output every time.

pptxskills/pptx/SKILL.md

This skill should be activated when the user asks to make a presentation, slide deck, pitch deck, or anything involving .pptx output. Also triggers when the user says 'make me slides', 'create a deck', 'presentation about X', or mentions PowerPoint. Creates polished PowerPoint (.pptx) presentations using PptxGenJS for all slide generation. Can also edit existing PPTX templates. Activates even for simple 'make a quick 3-slide deck' requests — the skill ensures quality output every time.

xlsxskills/xlsx/SKILL.md

This skill should be activated when the user asks to create, edit, read, or analyze Excel spreadsheet files (.xlsx, .xlsm, .csv, .tsv). Triggers for: building financial models, creating data tables, formatting spreadsheets, adding formulas, cleaning tabular data, converting between tabular formats. Also triggers when user mentions 'spreadsheet', 'Excel', 'workbook', or references an .xlsx file. Do NOT trigger when the primary deliverable is a document, presentation, or visualization.

Plugin manifests1

plugins/office-plugin/.codex-plugin/plugin.json
{
  "name": "office-plugin",
  "version": "5.1.0",
  "description": "Office document generation plugin for PPTX, DOCX, and XLSX workflows.",
  "author": {
    "name": "Lukas Kellerstein",
    "url": "https://github.com/lukaskellerstein"
  },
  "homepage": "https://github.com/lukaskellerstein/codex-my-marketplace",
  "repository": "https://github.com/lukaskellerstein/codex-my-marketplace",
  "license": "UNLICENSED",
  "keywords": [
    "codex",
    "pptx",
    "docx",
    "xlsx",
    "office"
  ],
  "skills": "./skills/",
  "interface": {
    "displayName": "Office Plugin",
    "shortDescription": "Professional office document workflows.",
    "longDescription": "Provides standalone Codex skills and scripts for PowerPoint, Word, and Excel generation and editing. It can use media-plugin for richer visuals when installed.",
    "developerName": "Lukas Kellerstein",
    "category": "Documentation",
    "capabilities": [
      "Read",
      "Write",
      "Interactive"
    ],
    "defaultPrompt": [
      "Create a slide deck outline from these notes.",
      "Generate a DOCX report structure for this project.",
      "Build an XLSX model for this dataset."
    ],
    "brandColor": "#0F766E"
  }
}

For maintainers

If you maintain this plugin, link to this source-backed listing from your README so users can review its manifest and indexed components.

[office-plugin on Agent Plugins Marketplace](https://pluginsmp.com/plugins/office-plugin)