This skill enables Claude Code to create, edit, and analyze Excel spreadsheets with formulas, formatting, and data visualization. It solves the problem of manual spreadsheet manipulation by automating complex spreadsheet operations.

PDF processing tasks require specialized tools for extraction, manipulation, and form filling. This skill provides comprehensive PDF handling capabilities using Python libraries and command-line tools.

Creating and editing Excel spreadsheets with formulas requires precision and Excel-specific knowledge. This skill provides comprehensive tools for spreadsheet creation, data analysis, and formula management using best practices for financial modeling and reporting.

PDF documents are difficult to edit programmatically. This skill provides tools to extract text and tables, create new PDFs, merge and split documents, and fill out PDF forms automatically.

Manual PDF data extraction is tedious and error-prone. This skill provides code patterns for extracting text, tables, and form data from PDFs using Python libraries.

Building machine learning systems requires navigating complex choices from data preprocessing to production deployment. This skill provides battle-tested patterns for the complete ML lifecycle.

Converting files between formats requires knowledge of specific libraries and their parameters. This skill provides ready-to-use Python code for converting documents, data files, and images between common formats with proper error handling.

Slow database queries and N+1 problems cause application performance issues and user frustration. This skill provides expert guidance on SQL optimization, index design, and caching strategies to improve database performance.

Creating data transformation pipelines for AI applications requires understanding complex ETL patterns, embedding models, and vector databases. CocoIndex provides a unified framework for building real-time indexing flows that extract from multiple sources, transform with chunking and embeddings, and export to vector databases and knowledge graphs.

Creating charts in Angular requires understanding multiple charting libraries and their APIs. This skill provides ready-to-use component patterns for bar, pie, radar, and timeline charts using @delon/chart with G2Plot.

Accelerate Portfolio Buddy 2 development with instant access to tech stack, architecture, known issues, and component patterns. This context skill helps AI assistants deliver accurate, project-aware responses.

PDF documents often contain important data that is difficult to access programmatically. This skill provides Claude with comprehensive tools to extract text and tables, fill forms, merge documents, and convert PDFs to images for analysis.

TimescaleDB transforms PostgreSQL into a powerful time-series database. This skill provides comprehensive guidance on hypertables, continuous aggregates, compression, and real-time analytics to help you build scalable monitoring, IoT, and financial applications.

Need to extract tweets, user profiles, or trends from Twitter/X? This skill provides complete guidance on using twscrape with account rotation, async operations, and rate limit handling for reliable data collection.

Developers and database administrators need comprehensive PostgreSQL reference material to write efficient SQL queries, design robust databases, and troubleshoot issues. This skill provides instant access to official PostgreSQL documentation including SQL syntax, connection patterns, performance tuning, and advanced features.

Polymarket is the world's largest prediction market platform. This skill provides complete documentation for building applications with their REST API, trading endpoints, and real-time WebSocket data streaming for live market data.

Hummingbot is an open-source algorithmic trading framework for cryptocurrency markets. This skill provides expert guidance on deploying trading bots, configuring exchange connectors, implementing market making and arbitrage strategies, and integrating with AI agents via MCP.

Developers need a reliable way to stream real-time cryptocurrency data from multiple exchanges. Cryptofeed provides normalized WebSocket feeds from 40+ exchanges, simplifying algorithmic trading and market data analysis.

Building crypto applications requires reliable market data. CoinGecko provides comprehensive cryptocurrency prices, market cap, volume, and onchain DEX analytics through a well-documented API. This skill gives AI assistants instant access to all CoinGecko API endpoints and best practices.

CCXT is a complex library supporting 150+ cryptocurrency exchanges. This skill provides comprehensive documentation and examples for implementing trading APIs, market data retrieval, and automated trading strategies across multiple exchanges.