Data analysis best practices with pandas, numpy, matplotlib, seaborn, and Jupyter notebooks.

This skill provides AWS cost optimization, monitoring, and operational best practices with integrated MCP servers for billing analysis, cost estimation, observability, and security assessment.

A collection of best practices and tips for developing applications using Vue.js. This skill MUST be apply when developing, refactoring or reviewing Vue.js or Nuxt projects.

Guidelines for implementing JWT authentication with security best practices for token creation, validation, and storage

Best practices and guidelines for Rollup.js module bundler configuration, ES modules, and library bundling

Comprehensive quality auditing and evaluation of tools, frameworks, and systems against industry best practices with detailed scoring across 12 critical dimensions

Optimized Next.js TypeScript best practices with modern UI/UX, focusing on performance, security, and clean architecture

Best practices and guidelines for Turbopack, the Rust-powered incremental bundler for Next.js and modern web development

Complete guide for CloudBase Auth using the CloudBase Node SDK – caller identity, user lookup, custom login tickets, and server-side best practices.

Playwright end-to-end testing best practices for web applications, covering test design, locator strategies, and assertion patterns.

Best practices and guidelines for Webpack module bundler configuration, optimization, and development workflows

Best practices and guidelines for esbuild, the ultra-fast JavaScript and TypeScript bundler and minifier

Guide for creating new GitHub repos and best practice for existing GitHub repos, applicable to both code and non-code projects

Bash scripting guidelines covering security, portability, error handling, and automation best practices for DevOps.

Validate WCAG 2.1 Level AA compliance and accessibility best practices.

Creates high-quality, SEO-optimized content that ranks in search engines. Applies on-page SEO best practices, keyword optimization, and content structure for maximum visibility and engagement.

Creates high-quality, SEO-optimized content that ranks in search engines. Applies on-page SEO best practices, keyword optimization, and content structure for maximum visibility and engagement.

Generate and improve prompts using best practices for OpenAI GPT-5 and other LLMs. Apply advanced techniques like chain-of-thought, few-shot prompting, and progressive disclosure.

Generate and improve prompts using best practices for OpenAI GPT-5 and other LLMs. Apply advanced techniques like chain-of-thought, few-shot prompting, and progressive disclosure.

Observability and SRE expert. Use when setting up monitoring, logging, tracing, defining SLOs, or managing incidents. Covers Prometheus, Grafana, OpenTelemetry, and incident response best practices.