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Found 5,332 Skills
Apple Human Interface Guidelines design foundations. Use this skill when the user asks about "HIG color", "Apple typography", "SF Symbols", "dark mode guidelines", "accessible design", "Apple design foundations", "app icon", "layout guidelines", "materials", "motion", "privacy", "right to left", "RTL", "inclusive design", branding, images, spatial layout, or writing style. Also use when the user says "my colors look wrong in dark mode", "what font should I use", "is my app accessible enough", "how do I support Dynamic Type", "what contrast ratio do I need", "how do I pick system colors", or "my icons don't match the system style". Cross-references: hig-platforms for platform-specific guidance, hig-patterns for interaction patterns, hig-components-layout for structural components, hig-components-content for display.
OpenAlgo indicator expert. Use when user asks about technical indicators, charting, plotting indicators, creating custom indicators, building dashboards, real-time feeds, scanning stocks, indicator combinations, or using openalgo.ta. Also triggers for indicator functions (sma, ema, rsi, macd, supertrend, bollinger, atr, adx, ichimoku, stochastic, obv, vwap, crossover, crossunder, exrem).
Coordinate a full Paperclip release across engineering verification, npm, GitHub, smoke testing, and announcement follow-up. Use when leadership asks to ship a release, not merely to discuss versioning.
3D visualization and mesh analysis for geoscience data using PyVista/VTK. Use when Claude needs to: (1) Create 3D visualizations of geological models, (2) Render seismic volumes or voxel data, (3) Visualize point clouds or well paths, (4) Plot surfaces and meshes in 3D, (5) Read/write VTK, STL, OBJ files, (6) Create cross-sections through 3D models, (7) Export publication-quality figures or interactive HTML.
Build quick IRR/MOIC sensitivity tables for PE deal evaluation. Models returns across entry multiple, leverage, exit multiple, growth, and hold period scenarios. Use when sizing up a deal, stress-testing assumptions, or preparing IC returns exhibits. Triggers on "returns analysis", "IRR sensitivity", "MOIC table", "what's the return at", "model the returns", or "back of the envelope".
Publish images, videos, Reels or carousels to your Instagram professional account via the Instagram Content Publishing API, and read your own recent media. Use when the user wants to post to Instagram (photo / video / reel / carousel), cross-post a visual, or review their own Instagram posts. Instagram is image/video-only (no text-only posts). Auth uses an access token (BYOC). 支持 Instagram 图片 / 视频 / Reels / 轮播发布。
Publication-ready matplotlib figures for Nature/high-impact journals and academic papers. Covers bar charts, grouped bars, heatmaps, line/trend plots, forest plots, microscopy-style image panels, schematic + quantitative composites, radar plots, and multi-panel layouts with Nature-style typography (Arial/sans-serif), restrained color systems, and SVG/PDF export conventions. Use when creating scientific figures that must match Nature publication standards. Do NOT use for interactive dashboards (Plotly, Bokeh) or Illustrator/Figma-first infographic workflows.
SendGrid platform help — transactional email via Email API (REST + SMTP), Marketing Campaigns (drag-and-drop editor, automations, A/B testing, signup forms, segmentation), Email Validation API, Dynamic Templates (Handlebars), Event Webhooks, Inbound Parse, domain authentication (SPF/DKIM/DMARC), dedicated IPs, suppressions, Design Library, email testing, statistics. Use when asking 'how do I do X in SendGrid', sending transactional email with SendGrid, setting up Marketing Campaigns, configuring Event Webhooks, managing SendGrid domain authentication, using Dynamic Templates, or troubleshooting SendGrid deliverability. Do NOT use for general email marketing strategy (use /sales-email-marketing), cross-platform email deliverability (use /sales-deliverability), or email open/click tracking strategy (use /sales-email-tracking).
Publish text, image, video or carousel posts to your Threads (@threads) account via the official Threads API, and read your own recent posts. Use when the user wants to post to Threads, cross-post a short update / thread, attach an image or link, or review their own Threads posts. Auth uses a Threads access token (BYOC). 支持 Threads 文本 / 图片 / 视频 / 轮播发布与自有贴文读取。
Implements the Syncfusion Blazor DataGrid (SfGrid) for efficient tabular operations such as sorting, filtering, paging, grouping, editing, aggregates, virtualization, lazy‑load grouping, and row or column spanning. Use this skill when building data‑grid workflows in Blazor Server, WebAssembly, Web App, or MAUI applications. Supports Excel/PDF export, virtual or infinite scrolling, customizable templates, and grid state persistence for consistent and optimized data‑grid behavior.
Trust Wallet API for crypto data — token search, prices, trending tokens, swap quotes, market data, security checks, address validation, asset info, and coin status across 100+ blockchains. Use whenever the user asks about crypto prices, token info, swap rates, market cap, trending coins, token risk, honeypot detection, address validation, or wants to call the Trust Wallet / tws.trustwallet.com API directly. Covers HMAC-SHA256 authentication, supported chains, and all REST endpoints.
Implement Cross-Site Request Forgery (CSRF) protection using tokens, SameSite cookies, and origin validation. Use when building forms and state-changing operations.