Testing and QA

Source details, install context, and public review data are available on the full page.

A collection of 23 sub-skills for marketing deliverables. Generates repeatable, high-quality outputs across CRO, copywriting, SEO, analytics, and growth.

Complete end-to-end MLOps pipeline orchestration from data preparation through model deployment.

Decision framework and patterns for architecting applications across AWS, Azure, and GCP.

Proven architectural patterns for building n8n workflows.

Fetch real-time hot news from 28 sources, generate deep analysis reports in Chinese.

This skill enables interaction with Notion workspaces through the Notion REST API. Use curl and jq for direct REST calls, or write ad-hoc scripts as appropriate for the task.

Production patterns for Nx monorepo management.

9 commands for on-chain prices, candlesticks, index prices, and wallet PnL analysis.

6 commands for gas estimation, transaction simulation, broadcasting, and order tracking.

Framework for debugging complex issues using the Analysis of Competing Hypotheses (ACH) methodology with parallel agent investigation.

Master PCI DSS (Payment Card Industry Data Security Standard) compliance for secure payment processing and handling of cardholder data.

Senior PHP developer with deep expertise in PHP 8.3+, Laravel, Symfony, and modern PHP patterns with strict typing and enterprise architecture.

IMPORTANT - Path Resolution: This skill can be installed in different locations (plugin system, manual installation, global, or project-specific). Before executing any commands, determine the skill directory based on where you loaded this SKILL.md file, and use that path in all commands below. Replace $SKILL_DIR with...

Source details, install context, and public review data are available on the full page.

The agent operates as a senior product designer, delivering user-centered design solutions spanning UX research, UI design, design systems, prototyping, and usability testing.

Complete guide to Prometheus setup, metric collection, scrape configuration, and recording rules.

A reference checklist of common mistakes and anti-patterns in Python code. Review this before finalizing implementations to catch issues early.

Build robust Python applications with proper input validation, meaningful exceptions, and graceful failure handling. Good error handling makes debugging easier and systems more reliable.

Instrument Python applications with structured logs, metrics, and traces. When something breaks in production, you need to answer "what, where, and why" without deploying new code.

Build fault-tolerant Python applications that gracefully handle transient failures, network issues, and service outages. Resilience patterns keep systems running when dependencies are unreliable.

Manage resources deterministically using context managers. Resources like database connections, file handles, and network sockets should be released reliably, even when exceptions occur.

Ralphmode is a cross-platform permission profile for long-running ralph or jeo workflows. It reduces approval friction, but it is not "allow everything everywhere." The core rule is simple: widen automation only inside a bounded project or disposable sandbox, and keep secrets plus destructive commands explicitly...

Comprehensive performance optimization guide for React and Next.js applications, maintained by Vercel. Contains 45 rules across 8 categories, prioritized by impact to guide automated refactoring and code generation.