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Found 279 Skills
Create, edit, audit, and extract Excel spreadsheets (.xlsx): generate reports/exports, apply formulas/formatting/charts/data validation, parse existing workbooks, and avoid spreadsheet risks (formula injection, broken links, hidden rows). Supports ExcelJS, openpyxl, pandas, XlsxWriter, and SheetJS.
Expert in Microsoft SQL Server development and administration. Use when writing T-SQL queries, optimizing database performance, designing schemas, configuring SQL Server, or integrating SQL Server with Node.js using mssql package.
Builds flexible API filtering and sorting systems with query parameter parsing, validation, and security. Use when implementing search endpoints, building data grids, or creating dynamic query APIs.
Evaluate text completeness based on criteria.
Generate Mermaid sequence diagrams from source code function calls.
Transcribe audio/video with AssemblyAI (local upload or URL), plus subtitles + paragraph/sentence exports.
Scan code repositories for security threats including data exfiltration, backdoors, malicious code injection, dependency chain risks, and sensitive file access. Use this skill when users want to audit a codebase (especially TypeScript/JavaScript/Node.js projects) for security vulnerabilities, detect hidden malware, review npm dependencies for supply-chain attacks, check for credential leaks, or perform a pre-deployment security review. Triggers on requests like "scan for malicious code", "security audit", "check for backdoors", "review dependencies for vulnerabilities", "detect data exfiltration".
Performance profiling and bottleneck detection for Node.js, Python, and browser apps
Install and configure Instantly SDK/CLI authentication. Use when setting up a new Instantly integration, configuring API keys, or initializing Instantly in your project. Trigger with phrases like "install instantly", "setup instantly", "instantly auth", "configure instantly API key".
Real-time communication with WebSockets, Server-Sent Events, and related technologies. Use when building chat, live updates, collaborative features, or any real-time functionality.
Express.js REST API patterns and best practices. Trigger: When building Express.js REST APIs.
Pick a random contributor from a GitHub repository using the GitHub API or repository pages (no auth required for public repos).