Community skill library
See and fork the top AI skills.
A growing, credited library of AI prompts and skills — discover what the best builders are shipping, install them via MCP, and fork the ones you want to make your own.
Coding
Slack Gif Creator
Knowledge and utilities for creating animated GIFs optimized for Slack. Provides constraints, validation tools, and animation concepts. Use when users request…
Coding
Skill Creator
Create new skills, modify and improve existing skills, and measure skill performance. Use when users want to create a skill from scratch, edit, or optimize an…
Coding
xlsx
"Use this skill any time a spreadsheet file is the primary input or output. This means any task where the user wants to: open, read, edit, or fix an existing…
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Webapp Testing
Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing…
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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…
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pdf
Use this skill whenever the user wants to do anything with PDF files. This includes reading or extracting text/tables from PDFs, combining or merging multiple…
Coding
docx
"Use this skill whenever the user wants to create, read, edit, or manipulate Word documents (.docx files). Triggers include: any mention of 'Word doc', 'word…
Coding
Claude Api
This skill helps you build LLM-powered applications with Claude.
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Bootstrap Realtime Eval
Bootstrap a new realtime eval folder inside this cookbook repo by choosing the right harness from examples/evals/realtime_evals, scaffolding prompt/tools/data…
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Tool Call Retry Instructions
If a tool call fails due to an authentication or server error (such as a 500 Internal Server Error, or 4XX errors), timeout, or network issue, you MUST retry…
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Quantitative Researcher – Prompt
You are a **Quantitative Analyst and Developer**.
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Portfolio Manager – System Prompt
Firm Philosophy:**
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Memo Editor – Prompt
You are the **Memo Editor Agent**.
Coding
Code Interpreter Prompt (Best Practices, GPT-4.1)
You are an expert quantitative developer using OpenAI's Code Interpreter.
Coding
Setup tips & tricks — Slack × CMA webhook bridge
Things that aren't obvious from the docs and tend to cost debugging time.
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Creating Financial Models
This skill provides an advanced financial modeling suite with DCF analysis, sensitivity testing, Monte Carlo simulations, and scenario planning for investment…
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Skills Cookbook - Claude Code Guide
This is a comprehensive Jupyter notebook cookbook demonstrating Claude's Skills feature for document generation (Excel, PowerPoint, PDF).
Coding
Setup tips & tricks — Linear × CMA webhook bridge
Things that aren't obvious from the docs and tend to cost debugging time.
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Setup tips & tricks — CMA as an MCP server
Things that aren't obvious from the docs and tend to cost debugging time.
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Cookbook Audit
Audit an Anthropic Cookbook notebook based on a rubric. Use whenever a notebook review or audit is requested.
Coding
.cursor
"Cursor rules for Angular development with Novo Elements UI library."
Coding
Persona
"Cursor rules for Gherkin style testing development with integration."
Coding
GameMaker GML Rules
GameMaker Language (GML) rules for scripts, objects, events, rooms, data structures, and performance-minded game code
Coding
Fortran Programming Guidelines
Modern Fortran rules for scientific computing, modules, explicit interfaces, kind parameters, memory safety, and testing