Production-ready expert procedures across 7 categories. Each skill is a curated 3-tier runbook, semantically indexed so agents retrieve only what they need.
api-integration
REST/GraphQL clients with auth, pagination, retries, error handling, OpenAPI alignment.
code-review
Structured security + quality review with CRITICAL/HIGH/MEDIUM/LOW severity ratings.
data-analysis
EDA, cleaning, statistics, visualizations, actionable insights from CSV/tabular data.
git-commit-writer
Conventional Commits from diffs -- type, scope, breaking changes, co-authors.
readme-writer
Professional README with badges, usage, API docs, and contributing guide.
sql-query-writer
Optimized SQL -- window functions, CTEs, indexes, explain plans, anti-patterns.
test-writer
pytest, Jest, Go test suites with full edge case coverage and mocking patterns.
web-scraper
Structured data extraction with rate limiting, pagination, anti-bot handling.
docx-creator
Word documents with python-docx -- tables, styles, headers, tracked changes.
pdf-processing
Extract text/tables, fill forms, merge/split PDFs -- Tier 3 scripts and references.
pptx-creator
PowerPoint with pptxgenjs -- charts, images, design principles, layouts.
xlsx-creator
Excel with openpyxl -- formulas, formatting, charts, financial conventions.
claude-api
Anthropic SDK: tool use, streaming, vision, prompt caching, extended thinking, batch.
gemini-api
Google Gemini API: multimodal, function calling, structured output, current SDKs.
openai-api
OpenAI: GPT-4o, tool use, structured output, DALL-E, Whisper, TTS, batch.
llm-prompt-engineering
Chain-of-thought, few-shot, structured output, agent system prompts, anti-patterns.
mcp-server-builder
FastMCP (Python) or TypeScript SDK -- tools, resources, prompts.
cloudflare-workers
Workers, Pages, KV, D1, R2, Workers AI, Vectorize, Durable Objects, Wrangler.
docker-containerization
Production Dockerfiles, multi-stage builds, Docker Compose, security hardening.
github-actions
CI/CD workflows, matrix builds, caching, Docker publishing, release automation.
terraform
IaC for AWS/GCP/Azure -- modules, remote state, workspaces, CI/CD integration.
nextjs-best-practices
App Router -- RSC, async params, image/font optimization, self-hosting.
react-best-practices
Hooks patterns, state management, memoization, virtualization, error boundaries.
fastapi
Python REST -- Pydantic v2, dependency injection, JWT, async SQLAlchemy, testing.
graphql-api
Schema design, resolvers, DataLoader (N+1), Apollo Client, Strawberry.
typescript-patterns
Generics, discriminated unions, branded types, conditional types, strict tsconfig.
stripe-integration
Checkout Sessions, webhooks, subscriptions, Connect (Accounts v2), security checklist.
supabase-integration
PostgreSQL queries, auth (OAuth/magic link), RLS policies, real-time, storage.
frontend-design
Aesthetic direction, typography systems, color palettes, micro-animations, anti-patterns.
web-artifacts-builder
Self-contained interactive HTML/React/Tailwind/D3 artifacts and dashboards.