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Found 1,614 Skills
Apple Human Interface Guidelines interaction and UX patterns. Use this skill when the user asks about "onboarding flow", "user onboarding", "app launch", "loading state", "drag and drop", "search pattern", "settings design", "notifications", "modality", "multitasking", "feedback pattern", "haptics", "undo redo", "file management", data entry, sharing, collaboration, full screen, audio, video, haptic feedback, ratings, printing, help, or account management in Apple apps. Also use when the user says "how should onboarding work", "my app takes too long to load", "should I use a modal here", "how do I handle errors", "when should I ask for permissions", "how to show progress", or "what's the right way to confirm a delete". Cross-references: hig-foundations for underlying principles, hig-platforms for platform specifics, hig-components-layout for navigation, hig-components-content for data display.
Write idiomatic Ruby code with metaprogramming, Rails patterns, and performance optimization. Specializes in Ruby on Rails, gem development, and testing frameworks. Use PROACTIVELY for Ruby refactoring, optimization, or complex Ruby features.
Build modern Shiny dashboards and applications using bslib (Bootstrap 5). Use when creating new Shiny apps, modernizing legacy apps (fluidPage, fluidRow/column, tabsetPanel, wellPanel, shinythemes), or working with bslib page layouts, grid systems, cards, value boxes, navigation, sidebars, filling layouts, theming, accordions, tooltips, popovers, toasts, or bslib inputs. Assumes familiarity with basic Shiny.
Apply production-ready Instantly SDK patterns for TypeScript and Python. Use when implementing Instantly integrations, refactoring SDK usage, or establishing team coding standards for Instantly. Trigger with phrases like "instantly SDK patterns", "instantly best practices", "instantly code patterns", "idiomatic instantly".
Go programming language skill for writing idiomatic Go code, code review, error handling, testing, concurrency, security, and program design. Use when writing Go code, reviewing Go PRs, debugging Go tests, fixing Go errors, designing Go APIs, implementing security-sensitive code, handling user input, authentication, sessions, cryptography, or asking about Go best practices. Covers table-driven tests, error wrapping, goroutine patterns, interface design, generics, iterators, stdlib patterns up to Go 1.26, and OWASP security practices.
Enables interaction with Google NotebookLM for advanced RAG (Retrieval-Augmented Generation) capabilities via the notebooklm-mcp-cli tool. Use when querying project documentation stored in NotebookLM, managing research notebooks and sources, retrieving AI-synthesized information, generating audio podcasts or reports from notebooks, or performing contextual queries against curated knowledge bases. Triggers on "notebooklm", "nlm", "notebook query", "research notebook", "query documentation in notebooklm".
Guide for building UI with Base UI React (@base-ui/react), a headless, accessible component library using compound component patterns. Use this skill whenever the user is building or modifying any user interface in React, including forms and validation, navigation and menus, modals and overlays, selection controls, toast notifications, accordions, tabs, or any interactive UI component. Also trigger when the user mentions @base-ui/react, Base UI, headless components, migrating from Radix UI, or asks about accessible component patterns. Even if the user does not explicitly mention Base UI, use this skill whenever they are creating React UI components, building a design system, or working on frontend user experience.
Edit videos locally using ffmpeg. Trim, concat, resize, speed, overlay, extract audio, compress, and convert. Use when: (1) Trimming or cutting video segments, (2) Concatenating multiple clips, (3) Resizing video for social platforms, (4) Extracting or replacing audio, (5) Compressing video, (6) Converting video formats, (7) Getting video info.
Understand video content locally using ffmpeg frame extraction and Whisper transcription. No API keys needed. Use when: (1) Understanding what a video contains, (2) Transcribing video audio locally, (3) Extracting key frames for visual analysis, (4) Getting video content without API keys.
Pay-per-call access to premium APIs via x402 micropayments (USDC on Base or Solana). Run `npx agentcash@latest discover <origin>` to get endpoints, pricing, and usage instructions for any service below. AVAILABLE SERVICES: - stableenrich.dev — people/company search, LinkedIn scraping, Google Maps, Exa web search, Firecrawl web scraping, GTM & sales prospecting (name → contact info) - stablesocial.dev — social media data (Instagram, TikTok, YouTube, Facebook, Reddit) - stablestudio.dev — AI image & video generation - stableupload.dev — file hosting & sharing - stableemail.dev — send emails - stablephone.dev — AI phone calls - stablejobs.dev — job search - stabletravel.dev — travel search TRIGGERS: research, enrich, scrape, generate image, generate video, social data, send email, travel, look up, prospect, "find info about", "who is", "find contact"
Comprehensive Stata reference for writing correct .do files, data management, econometrics, causal inference, graphics, Mata programming, and 20 community packages (reghdfe, estout, did, rdrobust, etc.). Covers syntax, options, gotchas, and idiomatic patterns. Use this skill whenever the user asks you to write, debug, or explain Stata code.
Software Mansion's best practices for production React Native and Expo apps on the New Architecture. MUST USE before writing, reviewing, or debugging ANY code in a React Native or Expo project. If the working directory contains a package.json with react-native, expo, or expo-router as a dependency, this skill applies. Trigger on: any code task in a React Native/Expo project, 'React Native', 'Expo', 'New Architecture', 'Reanimated', 'Gesture Handler', 'react-native-svg', 'ExecuTorch', 'react-native-audio-api', 'react-native-enriched', 'Worklet', 'Fabric', 'TurboModule', 'WebGPU', 'react-native-wgpu', 'TypeGPU', 'GPU shader', 'WGSL', 'svg', 'animation', 'gesture', 'audio', 'rich text', 'AI model', 'multithreading', 'chart', 'vector', 'image filter', 'shared value', 'useSharedValue', 'runOnJS', 'scheduleOnRN', 'thread', 'worklet', or any question involving UI, graphics, native modules, or React Native threading and animation behavior. Also use when a more specific sub-skill matches.