Marketplace
SkillHub Club catalog feed.
Public marketplace mirror sourced from skillhub.club. This source view keeps the new outcome-first browsing model while filtering server-side to a single upstream feed.
ai-sdk-core
Build backend AI with Vercel AI SDK v6 stable. Covers Output API (replaces generateObject/streamObject), speech synthesis, transcription, embeddings, MCP tools with security guidance. Includes v4→v5 migration and 15 error solutions with workarounds. Use when: implementing AI SDK v5/v6, migrating versions, troubleshooting AI_APICallError, Workers startup issues, Output API errors, Gemini caching issues, Anthropic tool errors, MCP tools, or stream resumption failures.
product-management
This skill helps product managers write PRDs, analyze features, synthesize research, and plan roadmaps. It provides structured templates and frameworks like RICE scoring. It integrates with codebases to reference technical constraints and generates actionable documentation within development workflows.
swiftui-animation
Provides concrete SwiftUI animation implementation guidance including spring animations, transitions, matched geometry effects, and Metal shader integration. Includes specific code examples for common patterns like expandable cards and list animations, with practical troubleshooting advice.
himalaya
CLI to manage emails via IMAP/SMTP. Use `himalaya` to list, read, write, reply, forward, search, and organize emails from the terminal. Supports multiple accounts and message composition with MML (MIME Meta Language).
pymc-bayesian-modeling
Provides a structured workflow for Bayesian modeling with PyMC, covering data prep, model building, prior/posterior checks, MCMC diagnostics, and variational inference. Includes practical code examples for common tasks like hierarchical models and model comparison.
pufferlib
PufferLib provides optimized PPO training for reinforcement learning with vectorized environments, achieving 1-4 million steps per second. It supports multi-agent systems, integrates with Gymnasium/PettingZoo, and includes 20+ pre-built environments. The library focuses on performance through shared memory buffers and efficient parallel simulation.
drugbank-database
Access and analyze comprehensive drug information from the DrugBank database including drug properties, interactions, targets, pathways, chemical structures, and pharmacology data. This skill should be used when working with pharmaceutical data, drug discovery research, pharmacology studies, drug-drug interaction analysis, target identification, chemical similarity searches, ADMET predictions, or any task requiring detailed drug and drug target information from DrugBank.
app-router
This skill provides detailed guidance on Next.js App Router conventions, including file structure, layouts, loading states, error boundaries, and advanced patterns like parallel and intercepting routes. It offers concrete code examples for common scenarios like modals and tab navigation.
server-components
This skill provides detailed guidance on React Server Components in Next.js App Router, covering server vs client component distinctions, composition patterns, data fetching strategies, and practical implementation examples. It helps developers understand when to use each component type and how to structure applications effectively.
auto-animate
Zero-config animations for React, Vue, Solid, Svelte, Preact with @formkit/auto-animate (3.28kb). Prevents 15 documented errors including React 19 StrictMode bugs, SSR imports, conditional parents, viewport issues, drag & drop conflicts, and CSS transform bugs. Use when: animating lists/accordions/toasts, troubleshooting SSR animation errors, React 19 StrictMode issues, or need accessible drop-in transitions with auto prefers-reduced-motion.
accessibility
Build WCAG 2.1 AA compliant websites with semantic HTML, proper ARIA, focus management, and screen reader support. Includes color contrast (4.5:1 text), keyboard navigation, form labels, and live regions. Use when implementing accessible interfaces, fixing screen reader issues, keyboard navigation, or troubleshooting "focus outline missing", "aria-label required", "insufficient contrast".
azure-auth
Provides a complete implementation guide for Microsoft Entra ID authentication in React SPAs using MSAL.js, with backend token validation in Cloudflare Workers using the jose library. Covers common pitfalls like AADSTS50058 loops, Safari cookie issues, and multi-tenant configurations. Includes migration guidance for ADAL retirement and Azure AD B2C sunset.
supabase-usage
This skill provides practical guidance for working with Supabase databases, covering auth flows, RLS policies, table relationships, and query optimization. It includes specific examples for JavaScript and Python SDKs, common filter patterns, and pagination techniques. The documentation references detailed examples for authentication, security, and query patterns.
requirements-analysis
This skill helps create and validate Product Requirements Documents using a structured template and iterative review cycles. It focuses on defining what to build and why, avoiding technical implementation details. Includes parallel agent research, multi-angle validation, and a detailed checklist.
scientific-schematics
Generates scientific diagrams for publications using Nano Banana Pro AI with Gemini 3 Pro quality review. Implements smart iteration that only regenerates images if they don't meet document-specific quality thresholds. Includes detailed guidelines for journal formatting and accessibility.
geo-database
Provides programmatic access to NCBI GEO database for gene expression data. Enables searching, downloading, and parsing microarray/RNA-seq datasets (GSE, GSM, GPL) with Python libraries like GEOparse and Biopython. Includes examples for data retrieval, metadata extraction, and expression analysis workflows.
CreateCLI
Generates TypeScript CLI tools with three-tier architecture based on complexity. Provides templates for manual parsing (Tier 1), Commander.js (Tier 2), and references for oclif (Tier 3). Includes workflows for creating new CLIs, adding commands, and upgrading tiers. Follows specific conventions for Bun runtime and JSON output.
react-ui-patterns
Provides concrete React patterns for loading states, error handling, and form submissions. Includes specific code examples showing correct vs. wrong implementations, decision trees for loading indicators, and anti-patterns to avoid. Focuses on user experience principles like never showing stale UI and always surfacing errors.
add-cuda-kernel
Step-by-step tutorial for adding new CUDA kernels to FlashInfer
pr-review
Security-first PR review checklist for this repo. Use when reviewing diffs/PRs, especially changes involving auth, networking, sensitive data, or dependency/lockfile updates. Focus on secret/PII leakage risk, supply-chain risk (npm + node_modules inspection), cross-platform architecture (extension/mobile/desktop/web), and React performance (hooks + re-render hotspots). Avoid UI style nitpicks. PR Review.
panda-css
A Claude skill that generates Panda CSS code from natural language descriptions. It helps developers create CSS-in-JS styles with proper syntax, supports responsive design patterns, and provides utility class recommendations for common styling tasks.
eks
AWS EKS Kubernetes management for clusters, node groups, and workloads. Use when creating clusters, configuring IRSA, managing node groups, deploying applications, or integrating with AWS services.
TanStack Router
Build type-safe, file-based React routing with TanStack Router. Supports client-side navigation, route loaders, and TanStack Query integration. Prevents 20 documented errors including validation structure loss, param parsing bugs, and SSR streaming crashes. Use when implementing file-based routing patterns, building SPAs with TypeScript routing, or troubleshooting devtools dependency errors, type safety issues, Vite bundling problems, or Docker deployment issues.
tiptap
Build rich text editors with Tiptap - headless editor framework with React and Tailwind v4. Covers SSR-safe setup, image uploads, prose styling, and collaborative editing. Use when creating blog editors, comment systems, or Notion-like apps, or troubleshooting SSR hydration errors, typography issues, or image upload problems.