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Plugin

Pdf Playground

Interactive playground for creating and testing PDF reports and proposals

Type
Plugin
GitHub stars
403
License
MIT
Repo last updated
Sep 25, 2026
Version
1.3.6
Author
Joe Amditis

What Pdf Playground is

Pdf Playground is a plugin published in the jamditis/claude-skills-journalism repository on GitHub, which has about 403 stars. The repository describes itself as: “Claude Code skills for journalism, media, and academia - verification, FOIA, data journalism, academic writing, and more”

A plugin is a package that bundles skills, slash commands, subagents, hooks, and MCP connectors so they install together. Plugins are plain files with a manifest at .claude-plugin/plugin.json, and they work in both Claude Code and Claude Cowork.

Installing Pdf Playground adds everything it ships in one step. Connectors inside a plugin still need to be connected separately, and hooks and subagents only run in Cowork and Claude Code, not in regular chat.

How to install Pdf Playground

Claude Code

  1. Add the repository as a plugin marketplace: claude plugin marketplace add jamditis/claude-skills-journalism
  2. Install the plugin: claude plugin install pdf-playground@<marketplace-name>, using the marketplace name from the repository's .claude-plugin/marketplace.json.
  3. Restart the session if the new skills or commands don't appear straight away.

Claude Cowork

  1. Open Customize → Plugins and choose Add marketplace.
  2. Enter jamditis/claude-skills-journalism (the owner/repo shorthand works for GitHub).
  3. Find Pdf Playground in the list, click Install, then connect any connectors it needs from its Connectors tab.

New to extending Cowork? Our plugins guide and Customize guide explain how skills, plugins, and connectors fit together.

Inside the source file

An excerpt from pdf-playground/.claude-plugin/plugin.json, shared under the repository's MIT license. Read the full file on GitHub.

A Claude Code plugin for creating professional, print-ready documents. Designed for newsrooms, nonprofits, and organizations that need proposals, reports, one-pagers, newsletters, slides, and event materials.

Configure your organization's colors, fonts, and branding once, then generate on-brand documents every time.

Codex support

Codex can use the shared document-design skill through the tested standards-based project path. From the project where you want to use it, run:

npx --yes skills@latest add jamditis/claude-skills-journalism --skill document-design --agent codex --copy -y

Invoke it with $document-design. This route includes the skill's relative templates, brand examples, control assets, and CSS reference. The eight /pdf-playground:* commands and the SessionStart hook remain Claude Code-only; they are not part of the Codex support claim. For project branding in Codex, run this from the project root, then customize the copied file:

cp .agents/skills/document-design/brands/default.yaml pdf-playground.local.md

Before you start

You need Claude Code installed and working on your computer. Claude Code is a command-line tool made by Anthropic, it runs inside your terminal (the black window where you type commands).

Not sure if you have it? Open your terminal and type:

claude --version

If you see a version number, you're good. If you get an error like "command not found," you need to install Claude Code first: Install Claude Code

Setup (one time)

Step 1: Add the plugin source

Open your terminal and run this command exactly as shown:

claude plugin marketplace add https://github.com/jamditis/claude-skills-journalism

What this does: It tells Claude Code where to find this plugin. You only need to do this once. Think of it like adding a new app store to your phone.

If you get an error:

  • Make sure you're connected to the internet
  • Make sure you typed the URL exactly, no extra spaces, no missing letters
  • Try running claude --version to confirm Claude Code is installed

Step 2: Install the plugin

claude plugin install pdf-playground@claude-skills-journalism

What this does: It downloads and installs the PDF Playground plugin.

If you get an error:

  • Make sure step 1 completed without errors first
  • The part before the @ is the plugin name (pdf-playground), and the part after is the source (claude-skills-journalism). Type the whole thing as one word with no spaces.

Step 3: Restart Claude Code

Close your Claude Code session and open a new one. The plugin loads when Claude Code starts, so you need a fresh session for it to appear.

That's it, you can start creating documents now. Brand customization (below) is optional.

Updating

To get the latest features and fixes:

claude plugin update pdf-playground@claude-skills-journalism

Then restart Claude Code (close and reopen).

You can also run /pdf-playground:update inside Claude Code to check your version and update automatically.

How to tell if you need an update

If you see any of these, you probably need to update:

  • The preview opens without a control panel sidebar
  • Commands reference features that don't seem to work
  • Claude mentions your plugin version is outdated

Creating documents

Once the plugin is installed, open Claude Code and type any of these commands:

After Claude generates your document, it saves an HTML file in your current folder. To turn it into a PDF:

  1. Open the HTML file in Chrome (or any Chromium-based browser)

Before you install

  • Read the whole file first. Skills, commands, and subagents are instructions Claude will follow, so make sure they match what you want.
  • Check which tools, scripts, or MCP servers it uses. Local servers and scripts run with your permissions.
  • Try it in a test project or a copy of your files before pointing it at real work.
  • Pin the version you tested, and review changes before updating.
  • Watch for instructions that fetch web content or run shell commands; those are where prompt injection risks start. See our prompt injection guide.

FAQ

What is Pdf Playground?

Pdf Playground is a plugin for Claude Code and Claude Cowork from the jamditis/claude-skills-journalism repository on GitHub. Interactive playground for creating and testing PDF reports and proposals

How do I install Pdf Playground in Claude Code?

Add the repository as a plugin marketplace: claude plugin marketplace add jamditis/claude-skills-journalism Install the plugin: claude plugin install pdf-playground@<marketplace-name>, using the marketplace name from the repository's .claude-plugin/marketplace.json. Restart the session if the new skills or commands don't appear straight away.

Can I use Pdf Playground in Claude Cowork?

Open Customize → Plugins and choose Add marketplace. Enter jamditis/claude-skills-journalism (the owner/repo shorthand works for GitHub). Find Pdf Playground in the list, click Install, then connect any connectors it needs from its Connectors tab.

Is Pdf Playground safe to install?

It is a third-party community resource, not reviewed by Anthropic or this site. Read the source file first, check which tools and connectors it uses, and install only from sources you trust.

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Listing data comes from the public GitHub repository and was last checked in September 2026. Excerpts are © their authors and shared under MIT. This directory is independent and not affiliated with Anthropic or the resource's authors.