Small tweak to blog link

.claude-plugin/marketplace.json

@@ -1,45 +0,0 @@
-{
-  "name": "anthropic-agent-skills",
-  "owner": {
-    "name": "Keith Lazuka",
-    "email": "klazuka@anthropic.com"
-  },
-  "metadata": {
-    "description": "Anthropic example skills",
-    "version": "1.0.0"
-  },
-  "plugins": [
-    {
-      "name": "document-skills",
-      "description": "Collection of document processing suite including Excel, Word, PowerPoint, and PDF capabilities",
-      "source": "./",
-      "strict": false,
-      "skills": [
-        "./skills/xlsx",
-        "./skills/docx",
-        "./skills/pptx",
-        "./skills/pdf"
-      ]
-    },
-    {
-      "name": "example-skills",
-      "description": "Collection of example skills demonstrating various capabilities including skill creation, MCP building, visual design, algorithmic art, internal communications, web testing, artifact building, Slack GIFs, and theme styling",
-      "source": "./",
-      "strict": false,
-      "skills": [
-        "./skills/algorithmic-art",
-        "./skills/brand-guidelines",
-        "./skills/canvas-design",
-        "./skills/doc-coauthoring",
-        "./skills/frontend-design",
-        "./skills/internal-comms",
-        "./skills/mcp-builder",
-        "./skills/skill-creator",
-        "./skills/slack-gif-creator",
-        "./skills/theme-factory",
-        "./skills/web-artifacts-builder",
-        "./skills/webapp-testing"
-      ]
-    }
-  ]
-}

.gitignore

@@ -1,3 +1,2 @@
 .DS_Store
-__pycache__/
 

README.md

@@ -9,52 +9,49 @@ For more information, check out:
 
 # About This Repository
 
-This repository contains skills that demonstrate what's possible with Claude's skills system. These skills range from creative applications (art, music, design) to technical tasks (testing web apps, MCP server generation) to enterprise workflows (communications, branding, etc.).
+This repository contains example skills that demonstrate what's possible with Claude's skills system. These examples range from creative applications (art, music, design) to technical tasks (testing web apps, MCP server generation) to enterprise workflows (communications, branding, etc.).
 
-Each skill is self-contained in its own folder with a `SKILL.md` file containing the instructions and metadata that Claude uses. Browse through these skills to get inspiration for your own skills or to understand different patterns and approaches.
+Each skill is self-contained in its own directory with a `SKILL.md` file containing the instructions and metadata that Claude uses. Browse through these examples to get inspiration for your own skills or to understand different patterns and approaches.
 
-Many skills in this repo are open source (Apache 2.0). We've also included the document creation & editing skills that power [Claude's document capabilities](https://www.anthropic.com/news/create-files) under the hood in the [`skills/docx`](./skills/docx), [`skills/pdf`](./skills/pdf), [`skills/pptx`](./skills/pptx), and [`skills/xlsx`](./skills/xlsx) subfolders. These are source-available, not open source, but we wanted to share these with developers as a reference for more complex skills that are actively used in a production AI application.
+**Note:** These are reference examples for inspiration and learning. They showcase general-purpose capabilities rather than organization-specific workflows or sensitive content.
 
 ## Disclaimer
 
-**These skills are provided for demonstration and educational purposes only.** While some of these capabilities may be available in Claude, the implementations and behaviors you receive from Claude may differ from what is shown in these skills. These skills are meant to illustrate patterns and possibilities. Always test skills thoroughly in your own environment before relying on them for critical tasks.
+**These skills are provided for demonstration and educational purposes only.** While some of these capabilities may be available in Claude, the implementations and behaviors you receive from Claude may differ from what is shown in these examples. These examples are meant to illustrate patterns and possibilities. Always test skills thoroughly in your own environment before relying on them for critical tasks.
 
-# Skill Sets
-- [./skills](./skills): Skill examples for Creative & Design, Development & Technical, Enterprise & Communication, and Document Skills
-- [./spec](./spec): The Agent Skills specification
-- [./template](./template): Skill template
+# Example Skills
 
-# Try in Claude Code, Claude.ai, and the API
+This repository includes a diverse collection of example skills demonstrating different capabilities:
 
-## Claude Code
-You can register this repository as a Claude Code Plugin marketplace by running the following command in Claude Code:
-```
-/plugin marketplace add anthropics/skills
-```
+## Creative & Design
+- **algorithmic-art** - Create generative art using p5.js with seeded randomness, flow fields, and particle systems
+- **canvas-design** - Design beautiful visual art in .png and .pdf formats using design philosophies
+- **slack-gif-creator** - Create animated GIFs optimized for Slack's size constraints
 
-Then, to install a specific set of skills:
-1. Select `Browse and install plugins`
-2. Select `anthropic-agent-skills`
-3. Select `document-skills` or `example-skills`
-4. Select `Install now`
+## Development & Technical
+- **artifacts-builder** - Build complex claude.ai HTML artifacts using React, Tailwind CSS, and shadcn/ui components
+- **mcp-server** - Guide for creating high-quality MCP servers to integrate external APIs and services
+- **webapp-testing** - Test local web applications using Playwright for UI verification and debugging
 
-Alternatively, directly install either Plugin via:
-```
-/plugin install document-skills@anthropic-agent-skills
-/plugin install example-skills@anthropic-agent-skills
-```
+## Enterprise & Communication
+- **brand-guidelines** - Apply Anthropic's official brand colors and typography to artifacts
+- **internal-comms** - Write internal communications like status reports, newsletters, and FAQs
+- **theme-factory** - Style artifacts with 10 pre-set professional themes or generate custom themes on-the-fly
 
-After installing the plugin, you can use the skill by just mentioning it. For instance, if you install the `document-skills` plugin from the marketplace, you can ask Claude Code to do something like: "Use the PDF skill to extract the form fields from `path/to/some-file.pdf`"
+## Meta Skills
+- **skill-creator** - Guide for creating effective skills that extend Claude's capabilities
+- **template-skill** - A basic template to use as a starting point for new skills
 
-## Claude.ai
+# Document Skills
 
-These example skills are all already available to paid plans in Claude.ai. 
+The `document-skills/` subdirectory contains skills that Anthropic developed to help Claude create various document file formats. These skills demonstrate advanced patterns for working with complex file formats and binary data:
 
-To use any skill from this repository or upload custom skills, follow the instructions in [Using skills in Claude](https://support.claude.com/en/articles/12512180-using-skills-in-claude#h_a4222fa77b).
+- **docx** - Create, edit, and analyze Word documents with support for tracked changes, comments, formatting preservation, and text extraction
+- **pdf** - Comprehensive PDF manipulation toolkit for extracting text and tables, creating new PDFs, merging/splitting documents, and handling forms
+- **pptx** - Create, edit, and analyze PowerPoint presentations with support for layouts, templates, charts, and automated slide generation
+- **xlsx** - Create, edit, and analyze Excel spreadsheets with support for formulas, formatting, data analysis, and visualization
 
-## Claude API
-
-You can use Anthropic's pre-built skills, and upload custom skills, via the Claude API. See the [Skills API Quickstart](https://docs.claude.com/en/api/skills-guide#creating-a-skill) for more.
+**Important Disclaimer:** These document skills are point-in-time snapshots and are not actively maintained or updated. Versions of these skills ship pre-included with Claude. They are primarily intended as reference examples to illustrate how Anthropic approaches developing more complex skills that work with binary file formats and document structures.
 
 # Creating a Basic Skill
 
@@ -89,4 +86,4 @@ The markdown content below contains the instructions, examples, and guidelines t
 
 Skills are a great way to teach Claude how to get better at using specific pieces of software. As we see awesome example skills from partners, we may highlight some of them here:
 
-- **Notion** - [Notion Skills for Claude](https://www.notion.so/notiondevs/Notion-Skills-for-Claude-28da4445d27180c7af1df7d8615723d0)
+- **Notion** - [Notion Skills for Claude](https://www.notion.so/notiondevs/Notion-Skills-for-Claude-28da4445d27180c7af1df7d8615723d0)

agent_skills_spec.md

@@ -1,10 +1,10 @@
-# Skill Authoring Guide
+# Agent Skills Spec
 
-This guide describes how to create skills that agents can discover and use.
+A skill is a folder of instructions, scripts, and resources that agents can discover and load dynamically to perform better at specific tasks. In order for the folder to be recognized as a skill, it must contain a `SKILL.md` file. 
 
-## Skill Folder Layout
+# Skill Folder Layout
 
-A minimal skill folder looks like this:
+A minimal skill folder looks like this: 
 
 ```
 my-skill/
@@ -14,11 +14,11 @@ my-skill/
 More complex skills can add additional directories and files as needed.
 
 
-## The SKILL.md File
+# The SKILL.md file
 
-The skill's "entrypoint" is the `SKILL.md` file. It is the only file required to exist. The file must start with a YAML frontmatter followed by regular Markdown.
+The skill's "entrypoint" is the `SKILL.md` file. It is the only file required to exist. The file must start with a YAML frontmatter followed by regular Markdown. 
 
-### YAML Frontmatter
+## YAML Frontmatter
 
 The YAML frontmatter has 2 required properties:
 
@@ -26,7 +26,7 @@ The YAML frontmatter has 2 required properties:
     - The name of the skill in hyphen-case
     - Restricted to lowercase Unicode alphanumeric + hyphen
     - Must match the name of the directory containing the SKILL.md
-- `description`
+- `description` 
     - Description of what the skill does and when Claude should use it
 
 There are 3 optional properties:
@@ -34,7 +34,7 @@ There are 3 optional properties:
 - `license`
     - The license applied to the skill
     - We recommend keeping it short (either the name of a license or the name of a bundled license file)
-- `allowed-tools`
+- `allowed-tools` 
     - A list of tools that are pre-approved to run
     - Currently only supported in Claude Code
 - `metadata`
@@ -42,6 +42,14 @@ There are 3 optional properties:
     - Clients can use this to store additional properties not defined by the Agent Skills Spec
     - We recommend making your key names reasonably unique to avoid accidental conflicts
 
-### Markdown Body
+## Markdown Body
 
 The Markdown body has no restrictions on it.
+
+# Additional Information
+
+For a minimal example, see the `template-skill` example.
+
+# Version History
+
+- 1.0 (2025-10-16) Public Launch

artifacts-builder/SKILL.md

@@ -1,10 +1,10 @@
 ---
-name: web-artifacts-builder
+name: artifacts-builder
 description: Suite of tools for creating elaborate, multi-component claude.ai HTML artifacts using modern frontend web technologies (React, Tailwind CSS, shadcn/ui). Use for complex artifacts requiring state management, routing, or shadcn/ui components - not for simple single-file HTML/JSX artifacts.
 license: Complete terms in LICENSE.txt
 ---
 
-# Web Artifacts Builder
+# Artifacts Builder
 
 To build powerful frontend claude.ai artifacts, follow these steps:
 1. Initialize the frontend repo using `scripts/init-artifact.sh`