frontend_mastery
Advanced React patterns, performance optimization, and state management rules.
Full skill instructions
Before submitting any UI component, verify:
React.memo or useCallback for stable props.React.lazy)loading="lazy"?const { user, token } = useAuthStore()const user = useAuthStore((s) => s.user)lodash vs lodash/debounce)React Query.
staleTime and cacheTime appropriately.Zustand for global, useState for local.
useComponentLogic.ts).children prop instead of passing components as props where possible.useBoolean, useToggle, etc.use[Action] for hooks, handle[Event] for handlers.flex, grid) first, then spacing, then visual (bg, text).clsx or tailwind-merge for conditional classes.style={{}}) except for dynamic coordinates.<ErrorBoundary>.
Accessibility guidelines for VS Code features — covers accessibility help dialogs, accessible views, verbosity settings, accessibility signals, ARIA alerts/status announcements, keyboard navigation, and ARIA labels/roles. Applies to both new interactive UI surfaces and updates to existing feature...
Mermaid diagram creation for flowcharts, sequences, ERDs, and more. Generate diagrams from text in markdown files. Use for documentation, architecture diagrams, and visual representations. Triggers on mermaid, flowchart, sequence diagram, ERD, entity relationship, gantt chart, pie chart, class di...
Guides development of cross-platform desktop apps with Tauri 2, TypeScript, React, and Rust. Use when building Tauri apps, implementing IPC, designing Rust backend or TypeScript/React frontend, when researching or cloning a website (open site, snapshot elements), when verifying local dev or built...
Handle errors as values using fp-ts Either and TaskEither for cleaner, more predictable TypeScript code. Use when implementing error handling patterns with fp-ts.
Gate 0 research phase for pre-dev workflow. Dispatches 3 parallel research agents to gather codebase patterns, external best practices, and framework documentation BEFORE creating PRD/TRD. Outputs research.md with file:line references.
Create and configure Vapi voice AI assistants with models, voices, transcribers, tools, hooks, and advanced settings. Use when building voice agents, phone bots, customer support assistants, or any conversational AI that handles phone or web calls.
Use when working with full stack orchestration full stack feature
Delegiere Aufgaben an OpenAI Codex CLI im Headless-Mode. Nutzt ChatGPT Subscription (KEIN API Key). Nur Workspace-Zugriff, KEIN System-Zugriff. Auto-Accept mit --full-auto. Web-Recherche mit --search.
Generate a full week of social media content for any topic. Outputs platform-optimized posts for Twitter/X, LinkedIn, and Instagram with hashtags and posting times.
Data privacy and regulatory compliance specialist for GDPR, CCPA, HIPAA, and international data protection laws. Use when implementing privacy controls, conducting data protection impact assessments, ensuring regulatory compliance, or managing data subject rights. Expert in consent management, da...
Reviews a task using the TRIPLE protocol, as the review agent.
Define and document the technology stack and architecture decisions for a project. Use when the user needs to choose a tech stack, make architecture decisions, define infrastructure choices, or document technology selections. Triggers on requests like "define the tech stack", "choose technologies...
Generate, edit, and beat-sync AI video with leading models in one workspace.
The world's fastest calendar for remote work
Transform Your Design with AI Designer by ImgCreator.ai
Revolutionizing Video Production with AI-Powered Creativity
Extend an image past the frame and let AI fill the new aspect ratio.
Discover your celebrity doppelgänger with StarByFace!
ChainClarity explains 700+ crypto whitepapers in plain English, with layered summaries, comparisons, research tools, alerts, and a $4.99 Pro plan.
Opus.ai: Revolutionize Your Web Experience