invoices-from-email

Use this skill to find out outstanding invoices from your email

This skill requires MCP connections to external services.

brand-guidelines

Applies Anthropic's official brand colors and typography to any sort of artifact that may benefit from having Anthropic's look-and-feel. Use it when brand colors or style guidelines, visual formatting, or company design standards apply.

License: Complete terms in LICENSE.txt

internal-comms

A set of resources to help me write all kinds of internal communications, using the formats that my company likes to use. Claude should use this skill whenever asked to write some sort of internal communications (status reports, leadership updates, 3P updates, company newsletters, FAQs, incident reports, project updates, etc.).

License: Complete terms in LICENSE.txt

brand-guidelines

Applies Anthropic's official brand colors and typography to any sort of artifact that may benefit from having Anthropic's look-and-feel. Use it when brand colors or style guidelines, visual formatting, or company design standards apply.

License: Complete terms in LICENSE.txt

competitive-ads-extractor

Extracts and analyzes competitors' ads from ad libraries (Facebook, LinkedIn, etc.) to understand what messaging, problems, and creative approaches are working. Helps inspire and improve your own ad campaigns.

content-research-writer

Assists in writing high-quality content by conducting research, adding citations, improving hooks, iterating on outlines, and providing real-time feedback on each section. Transforms your writing process from solo effort to collaborative partnership.

internal-comms

A set of resources to help me write all kinds of internal communications, using the formats that my company likes to use. Claude should use this skill whenever asked to write some sort of internal communications (status reports, leadership updates, 3P updates, company newsletters, FAQs, incident reports, project updates, etc.).

License: Complete terms in LICENSE.txt

lead-research-assistant

Identifies high-quality leads for your product or service by analyzing your business, searching for target companies, and providing actionable contact strategies. Perfect for sales, business development, and marketing professionals.

ad-analyzer

Analyzes advertisement images and extracts marketing insights.

content-writer

Writes long-form content, articles, and documentation.

email-drafter

Drafts professional, concise, and effective emails for any situation.

viral-tweet-optimization-agent

Transform raw ideas into high-engagement X (Twitter) posts optimized for the Grok-based ranking algorithm.

linux-mac-windows-jokes

Generate a joke on Linux, Microsoft Windows and Mac OS

github-eod-worklog-generator

Generate a summary of all changes done in last N hours based on code commits.

This skill requires MCP connections to external services.

check-next-three-days-meetings

Retrieve all Google Calendar events scheduled for the next three days.

This skill requires MCP connections to external services.

create-technical-slides-from-text

Generates content for technical roadmaps or benchmarks and creates a Google Slides presentation based on a single text description.

This skill requires MCP connections to external services.

doc-coauthoring

Guide users through a structured workflow for co-authoring documentation. Use when user wants to write documentation, proposals, technical specs, decision docs, or similar structured content. This workflow helps users efficiently transfer context, refine content through iteration, and verify the doc works for readers. Trigger when user mentions writing docs, creating proposals, drafting specs, or similar documentation tasks.

This skill requires MCP connections to external services.

docx

"Comprehensive document creation, editing, and analysis with support for tracked changes, comments, formatting preservation, and text extraction. When Claude needs to work with professional documents (.docx files) for: (1) Creating new documents, (2) Modifying or editing content, (3) Working with tracked changes, (4) Adding comments, or any other document tasks"

License: Proprietary. LICENSE.txt has complete terms

pdf

Comprehensive PDF manipulation toolkit for extracting text and tables, creating new PDFs, merging/splitting documents, and handling forms. When Claude needs to fill in a PDF form or programmatically process, generate, or analyze PDF documents at scale.

License: Proprietary. LICENSE.txt has complete terms

pptx

"Presentation creation, editing, and analysis. When Claude needs to work with presentations (.pptx files) for: (1) Creating new presentations, (2) Modifying or editing content, (3) Working with layouts, (4) Adding comments or speaker notes, or any other presentation tasks"

License: Proprietary. LICENSE.txt has complete terms

skill-creator

Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Claude's capabilities with specialized knowledge, workflows, or tool integrations.

License: Complete terms in LICENSE.txt

xlsx

"Comprehensive spreadsheet creation, editing, and analysis with support for formulas, formatting, data analysis, and visualization. When Claude needs to work with spreadsheets (.xlsx, .xlsm, .csv, .tsv, etc) for: (1) Creating new spreadsheets with formulas and formatting, (2) Reading or analyzing data, (3) Modify existing spreadsheets while preserving formulas, (4) Data analysis and visualization in spreadsheets, or (5) Recalculating formulas"

License: Proprietary. LICENSE.txt has complete terms

daily-pulse

Generates a personalized daily briefing by analyzing Google Calendar events and unread Gmail messages through MCP. Use this when users request their daily overview, morning briefing, day's agenda, pulse check, or want to see what's important today.

This skill requires MCP connections to external services.

License: Complete terms in LICENSE.txt

domain-name-brainstormer

Generates creative domain name ideas for your project and checks availability across multiple TLDs (.com, .io, .dev, .ai, etc.). Saves hours of brainstorming and manual checking.

raffle-winner-picker

Picks random winners from lists, spreadsheets, or Google Sheets for giveaways, raffles, and contests. Ensures fair, unbiased selection with transparency.

skill-creator

Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Claude's capabilities with specialized knowledge, workflows, or tool integrations.

License: Complete terms in LICENSE.txt

skill-share

A skill that creates new Agent Skills and automatically shares them on Slack using Rube for seamless team collaboration and skill discovery.

License: Complete terms in LICENSE.txt

template-skill

Replace with description of the skill and when Claude should use it.

youtube-downloader

Download YouTube videos with customizable quality and format options. Use this skill when the user asks to download, save, or grab YouTube videos. Supports various quality settings (best, 1080p, 720p, 480p, 360p), multiple formats (mp4, webm, mkv), and audio-only downloads as MP3.

domain-brainstorm

Generates creative, brandable domain name ideas.

eli5-explainer

Explains complex concepts simply (Explain Like I'm 5).

math-solver

Solves math problems with clear, step-by-step reasoning.

remotion-video

Generate a narrated video from a prompt using Vertex AI and Remotion.

resume-polisher

Rewrites resume bullet points to be impact-driven and quantitative.

socratic-tutor

Helps you learn by asking guiding questions instead of giving answers.

algorithmic-art

Creating algorithmic art using p5.js with seeded randomness and interactive parameter exploration. Use this when users request creating art using code, generative art, algorithmic art, flow fields, or particle systems. Create original algorithmic art rather than copying existing artists' work to avoid copyright violations.

License: Complete terms in LICENSE.txt

canvas-design

Create beautiful visual art in .png and .pdf documents using design philosophy. You should use this skill when the user asks to create a poster, piece of art, design, or other static piece. Create original visual designs, never copying existing artists' work to avoid copyright violations.

License: Complete terms in LICENSE.txt

slack-gif-creator

Knowledge and utilities for creating animated GIFs optimized for Slack. Provides constraints, validation tools, and animation concepts. Use when users request animated GIFs for Slack like "make me a GIF of X doing Y for Slack."

License: Complete terms in LICENSE.txt

theme-factory

Toolkit for styling artifacts with a theme. These artifacts can be slides, docs, reportings, HTML landing pages, etc. There are 10 pre-set themes with colors/fonts that you can apply to any artifact that has been creating, or can generate a new theme on-the-fly.

License: Complete terms in LICENSE.txt

canvas-design

Create beautiful visual art in .png and .pdf documents using design philosophy. You should use this skill when the user asks to create a poster, piece of art, design, or other static piece. Create original visual designs, never copying existing artists' work to avoid copyright violations.

License: Complete terms in LICENSE.txt

image-enhancer

Improves the quality of images, especially screenshots, by enhancing resolution, sharpness, and clarity. Perfect for preparing images for presentations, documentation, or social media posts.

slack-gif-creator

Toolkit for creating animated GIFs optimized for Slack, with validators for size constraints and composable animation primitives. This skill applies when users request animated GIFs or emoji animations for Slack from descriptions like "make me a GIF for Slack of X doing Y".

License: Complete terms in LICENSE.txt

theme-factory

Toolkit for styling artifacts with a theme. These artifacts can be slides, docs, reportings, HTML landing pages, etc. There are 10 pre-set themes with colors/fonts that you can apply to any artifact that has been creating, or can generate a new theme on-the-fly.

License: Complete terms in LICENSE.txt

algorithmic-art

Creates generative art with p5.js. Interactive and animated.

canvas-design

Creates HTML5 Canvas visualizations and animations. Renders live.

image-analyzer

Analyzes images and provides detailed enhancement suggestions.

frontend-design

Create distinctive, production-grade frontend interfaces with high design quality. Use this skill when the user asks to build web components, pages, artifacts, posters, or applications (examples include websites, landing pages, dashboards, React components, HTML/CSS layouts, or when styling/beautifying any web UI). Generates creative, polished code and UI design that avoids generic AI aesthetics.

License: Complete terms in LICENSE.txt

mcp-builder

Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools. Use when building MCP servers to integrate external APIs or services, whether in Python (FastMCP) or Node/TypeScript (MCP SDK).

This skill requires MCP connections to external services.

License: Complete terms in LICENSE.txt

web-artifacts-builder

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

webapp-testing

Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser screenshots, and viewing browser logs.

License: Complete terms in LICENSE.txt

artifacts-builder

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

changelog-generator

Automatically creates user-facing changelogs from git commits by analyzing commit history, categorizing changes, and transforming technical commits into clear, customer-friendly release notes. Turns hours of manual changelog writing into minutes of automated generation.

developer-growth-analysis

Analyzes your recent Claude Code chat history to identify coding patterns, development gaps, and areas for improvement, curates relevant learning resources from HackerNews, and automatically sends a personalized growth report to your Slack DMs.

This skill requires MCP connections to external services.

mcp-builder

Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools. Use when building MCP servers to integrate external APIs or services, whether in Python (FastMCP) or Node/TypeScript (MCP SDK).

This skill requires MCP connections to external services.

License: Complete terms in LICENSE.txt

webapp-testing

Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser screenshots, and viewing browser logs.

License: Complete terms in LICENSE.txt

changelog-writer

Transforms technical commits into user-friendly changelogs.

frontend-design

Creates stunning HTML/CSS/JS interfaces. Output renders live in preview.

json-extractor

Extracts structured JSON data from messy unstructured text.

python-scripting

Generates clean, PEP8 compliant Python scripts for automation and data tasks.

react-component

Creates self-contained React components with Tailwind. Renders live.

regex-wizard

Generates complex Regular Expressions and explains them part-by-part.

sql-expert

Writes optimized SQL queries, schema designs, and explains execution plans.