Discover Databases skills, compare source repositories and read the instructions for each workflow.
Implement, refactor, or review worker-based multithreading in TypeScript/JavaScript apps (browser or Node). Use when offloading CPU-heavy loops to Web Workers, setting up a worker pool, moving data across threa...
Best practices and guidelines for TypeScript (2025-2026 Edition), focusing on TS 5.x+, modern type safety, and performance.
Expert knowledge for testing FilamentPHP 4.x resources, tables, schemas, actions, and notifications using Pest and Livewire. Use this skill when writing or debugging tests for FilamentPHP components, implementi...
Optimize code for speed and efficiency. Use this skill when profiling, identifying bottlenecks, or improving performance. Covers profiling tools, common patterns, and optimization strategies.
Design load tests and bottleneck analysis.
Web performance analysis, Core Web Vitals, and optimization
Four-phase debugging methodology for finding and fixing bugs. Use when debugging issues, investigating errors, fixing crashes, or troubleshooting problems.
Analyze heap and GC behavior.
React and Next.js performance optimization guidelines from Vercel Engineering. This skill should be used when writing, reviewing, or refactoring React/Next.js code to ensure optimal performance patterns. Trigge...
Researches and recommends new npm packages, versions, and alternatives for Next.js + TypeScript projects. Use when looking for libraries you don't have yet, comparing options, checking latest versions, or scout...
This skill enables visual inspection of websites running locally or remotely to identify and fix design issues. Triggers on requests like "review website design", "check the UI", "fix the layout", "find design...
Compare screenshots and pixel diffs.
Reviews code changes for bugs, style issues, and best practices. Use when reviewing PRs or checking code quality.
テストスイートの品質監査。Usefulness Score評価と削除候補特定。
Detect project tech stack, build tools, test frameworks, CI/CD, and code quality tools. Use when you need to know how to build, test, lint, or run a project.
Comprehensive framework for designing, auditing, and improving Web Design and UI/UX. Use this skill when the user asks to "design", "audit", "improve", or "review" the visual or experiential aspects of an appli...
Four-phase debugging methodology with root cause analysis. Use when investigating bugs, fixing test failures, or troubleshooting unexpected behavior. Emphasizes NO FIXES WITHOUT ROOT CAUSE FIRST.
This skill provides guidance on using OpenAI's Codex CLI for detail-oriented code analysis. Use when the user explicitly invokes "/codex", asks to "use codex", "run codex", "have codex review", or when Claude d...
Ensure consistent code quality, style, and best practices for mobile apps. Use when writing code, reviewing PRs, or setting up linting.
Token-efficient codebase navigation through intelligent symbol loading and querying. Use this skill when implementing new features (find existing patterns), exploring codebase structure, searching for component...
Check code coverage using Codecov MCP server. Use when user asks to check coverage, find untested code, compare branch coverage, review PR coverage impact, or identify files needing tests. Triggers on phrases l...
Performance profiling principles. Measurement, analysis, and optimization techniques.
Use when reviewing UI code for accessibility, UX patterns, or design compliance. Use when you see missing ARIA labels, poor color contrast, inaccessible forms, small touch targets, or broken focus management.
Web application testing skill using Antigravity browser and Playwright CLI. Use for E2E testing, visual debugging, interaction testing, accessibility checks, and deep audit strategies. Supports both live browse...
The default order uses GitHub repository stars from our indexed data. Stars belong to the source repository and may be shared by multiple skills. They indicate repository interest, not skill installs or an independent quality score.