home / skills / secondsky / claude-skills

secondsky/claude-skills

Production-ready skills for Claude Code CLI - Cloudflare, React, Tailwind v4, and AI integrations

146 skills

Advertise on playbooks

Put your product in front of developers browsing MCP servers and agent skills. ↗

This skill helps you build full-stack Cloudflare Workers apps with Hono, Remix, Next.js, Astro, SvelteKit, Qwik, or Nuxt.

design-system-creation

secondsky/claude-skills

This skill helps you create comprehensive design systems with tokens, components, and documentation for consistent UI across teams.

inspira-ui

secondsky/claude-skills

This skill helps you implement Inspira UI animated Vue/Nuxt components quickly with Tailwind v4 and motion-v, boosting visual impact.

interaction-design

secondsky/claude-skills

This skill helps you design intuitive user experiences with loading, error, empty states and accessible microinteractions.

access-control-rbac

secondsky/claude-skills

This skill implements secure access control with RBAC, ABAC, and policies to simplify fine-grained authorization in multi-tenant apps.

Advertise on playbooks

Reach thousands of developers actively evaluating dev tools, MCP servers, and agent skills. Floating banners, pinned cards, and in-feed placements.

learn more

api-gateway-configuration

secondsky/claude-skills

This skill helps you design and configure API gateways for routing, security, and performance across Kong, Nginx, AWS API Gateway, and Traefik.

api-pagination

secondsky/claude-skills

This skill helps you implement scalable API pagination using offset, cursor, and keyset strategies to optimize large datasets.

api-response-optimization

secondsky/claude-skills

This skill reduces API payloads, enables efficient caching, and applies compression to improve response times and bandwidth usage.

api-security-hardening

secondsky/claude-skills

This skill helps harden REST APIs by applying authentication, rate limiting, input validation, and security headers across routes for production security.

api-versioning-strategy

secondsky/claude-skills

This skill helps you implement API versioning strategies with clear deprecation timelines and safe migration paths across v1 and v2.

mobile-first-design

secondsky/claude-skills

This skill helps design mobile-first responsive interfaces by guiding breakpoints, touch targets, and progressive enhancement for performance and accessibility.

model-deployment

secondsky/claude-skills

This skill helps deploy and monitor ML models with FastAPI, Docker, and Kubernetes, ensuring scalable serving and drift-aware reliability.

bun-cloudflare-workers

secondsky/claude-skills

This skill helps you build and deploy Cloudflare Workers with Bun, enabling rapid local development and seamless edge deployments.

bun-docker

secondsky/claude-skills

This skill helps you containerize Bun apps with official oven/bun images, Dockerfiles, and multi-stage deployments for reliable production runs.

bun-drizzle-integration

secondsky/claude-skills

This skill helps you integrate Drizzle ORM with Bun SQLite by enabling type-safe schemas and streamlined migrations.

bun-ffi

secondsky/claude-skills

This skill helps you call native C/C++ libraries from Bun by using dlopen and FFIType, enabling cross-language integration.

bun-hot-reloading

secondsky/claude-skills

This skill helps you accelerate development with Bun hot and watch modes, preserving state where possible and enabling instant HTTP server reloads.

bun-http-server

secondsky/claude-skills

This skill helps you build high-performance Bun HTTP servers, handle requests, routing, and responses with practical code patterns.

bun-nuxt

secondsky/claude-skills

This skill helps you run Nuxt 3 apps on Bun for faster development, building, and production previews.

bun-package-manager

secondsky/claude-skills

This skill helps you manage Bun package workloads efficiently by installing, adding, updating, and migrating dependencies across projects.

bun-redis

secondsky/claude-skills

This skill helps Bun users integrate Redis with ioredis, Upstash, or native Redis, enabling caching, pub/sub, and session storage.

frontend-design

secondsky/claude-skills

Create distinctive, production-grade frontend interfaces with high design quality. Use this skill when the user asks to build web components, pages, or applications. Generates creative, polished code that avoids generic AI aesthetics.

react-native-skills

secondsky/claude-skills

React Native and Expo best practices for building performant mobile apps. Use when building React Native components, optimizing list performance, implementing animations, or working with native modules. Triggers on tasks involving React Native, Expo, mobile performance, or native platform APIs.

react-best-practices

secondsky/claude-skills

React and Next.js performance optimization guidelines from Vercel Engineering. This skill should be used when writing, reviewing, or refactoring React/Next.js code to ensure optimal performance patterns. Triggers on tasks involving React components, Next.js pages, data fetching, bundle optimization, or performance improvements.

api-filtering-sorting

secondsky/claude-skills

This skill helps you implement flexible API filtering and sorting by parsing query parameters, validating input, and securing endpoints.

claude-hook-writer

secondsky/claude-skills

This skill guides you to write secure, reliable, and fast Claude Code hooks by validating decisions, enforcing best practices, and avoiding common pitfalls.

bun-shell

secondsky/claude-skills

This skill helps you automate shell tasks with Bun.$, Bun.spawn, and subprocess control, enabling safe command execution, piping, and environment management.

bun-test-basics

secondsky/claude-skills

This skill helps you write and run Bun test suites with Jest-compatible syntax, including describe/it, patterns, and modifiers.

bun-test-mocking

secondsky/claude-skills

This skill helps you mock functions and modules in Bun tests using Jest-compatible mocks, spyOn, and mock.module for reliable test doubles.

bun-websocket-server

secondsky/claude-skills

This skill helps you implement WebSocket servers in Bun using Bun.serve, enabling real-time messaging, pub/sub, and client broadcasting.

bun-workers

secondsky/claude-skills

This skill enables parallel execution with Bun Web Workers and worker_threads to boost performance and responsiveness in complex tasks.

cloudflare-agents

secondsky/claude-skills

This skill helps you build AI agents on Cloudflare Workers by integrating tools, MCP, and multiple LLM providers for scalable automation.

cloudflare-workers-performance

secondsky/claude-skills

This skill helps optimize Cloudflare Workers performance by reducing cold starts, memory, CPU usage, and leveraging edge caching and streaming.

cloudflare-workers-runtime-apis

secondsky/claude-skills

This skill helps you master Cloudflare Workers runtime APIs for fetch, streams, crypto, cache, websockets, and encoding to build robust edge apps.

cloudflare-workers-security

secondsky/claude-skills

This skill helps secure Cloudflare Workers APIs by validating input, authenticating requests, enforcing rate limits, and applying security headers.

code-review

secondsky/claude-skills

This skill enforces rigorous code review with evidence-based verification gates, guiding feedback reception, structured reviews, and verifiable completion

database-schema-design

secondsky/claude-skills

This skill designs robust PostgreSQL/MySQL schemas, enforces constraints, and guides normalization to prevent common pitfalls and improve data integrity.

database-sharding

secondsky/claude-skills

This skill guides scalable PostgreSQL/MySQL sharding with hash, range, and directory strategies to improve throughput and multi-tenant isolation.

google-gemini-file-search

secondsky/claude-skills

This skill enables fully managed RAG with Gemini 2.5, indexing 100+ file formats, citations, and cost predictability for document Q&A and knowledge bases.

health-check-endpoints

secondsky/claude-skills

This skill helps you implement robust health check endpoints for liveness and readiness to improve reliability and auto-scaling.

image-optimization

secondsky/claude-skills

This skill helps optimize images for web performance by selecting modern formats, responsive srcset, and lazy loading techniques.

internationalization-i18n

secondsky/claude-skills

This skill implements multi-language support with i18n tooling and formatting, enabling RTL, pluralization, and locale-aware dates and numbers.

ml-pipeline-automation

secondsky/claude-skills

This skill helps automate end-to-end ML pipelines with Airflow, Kubeflow, and MLflow, enabling reproducible workflows and reliable retraining schedules.

mobile-app-debugging

secondsky/claude-skills

This skill helps you diagnose mobile app issues across iOS, Android, and React Native, guiding debugging steps and best practices.

nuxt-seo

secondsky/claude-skills

This skill helps you implement and optimize Nuxt SEO with all core and Pro modules, generating sitemaps, robots, and schema efficiently.

nuxt-ui-v4

secondsky/claude-skills

This skill helps you scaffold and optimize Nuxt UI v4 dashboards, editors, and forms with ready-made components and theming.

nuxt-server

secondsky/claude-skills

This skill guides Nuxt 4 server development with Nitro, enabling API routes, server middleware, and database integration for backend patterns.

payment-gateway-integration

secondsky/claude-skills

This skill helps you implement secure payment gateway flows with Stripe and PayPal, including subscriptions, webhooks, and PCI-compliant error handling.

push-notification-setup

secondsky/claude-skills

This skill helps you implement cross-platform push notifications with Firebase Cloud Messaging and native services for iOS, Android, and web.

seo-optimizer

secondsky/claude-skills

This skill analyzes content for SEO, provides keyword, readability, and technical recommendations to boost rankings and user engagement.

web-performance-audit

secondsky/claude-skills

This skill performs comprehensive web performance audits and delivers actionable optimizations to improve Core Web Vitals and UX.

woocommerce-code-review

secondsky/claude-skills

This skill reviews WooCommerce code changes for coding standards, highlighting architecture, naming, documentation, and data integrity issues to improve

woocommerce-dev-cycle

secondsky/claude-skills

This skill guides WooCommerce development by running tests, enforcing code quality, and troubleshooting to accelerate reliable releases.

mcp-management

secondsky/claude-skills

This skill helps manage and discover MCP servers, analyze capabilities, and execute tools without polluting the main context.

cloudflare-workers-multi-lang

secondsky/claude-skills

This skill guides multi-language Cloudflare Workers development by integrating Rust, Python, and WASM to boost performance and flexibility.

csrf-protection

secondsky/claude-skills

This skill helps you implement robust CSRF protection using synchronizer tokens, double-submit cookies, and SameSite attributes across web forms.

rest-api-design

secondsky/claude-skills

This skill helps design RESTful APIs with proper resource naming, methods, status codes, and response formats for developer-friendly interfaces.

web-performance-optimization

secondsky/claude-skills

This skill helps you optimize web performance by implementing code splitting, lazy loading, caching, and Core Web Vitals monitoring across apps.

nano-banana-prompts

secondsky/claude-skills

This skill generates optimized Gemini 2.5 Flash Image prompts using natural scene descriptions and structured templates to enhance image quality.

architecture-patterns

secondsky/claude-skills

Implement proven backend architecture patterns including Clean Architecture, Hexagonal Architecture, and Domain-Driven Design. Use when architecting complex backend systems or refactoring existing applications for better maintainability.

ml-model-training

secondsky/claude-skills

This skill helps you train ML models efficiently with scikit-learn, PyTorch, and TensorFlow by guiding data prep, training, and evaluation.

bun-test-coverage

secondsky/claude-skills

This skill helps you measure Bun test coverage, enforce thresholds, and generate actionable reports for CI with lcov output.

claude-code-bash-patterns

secondsky/claude-skills

This skill helps you automate and orchestrate bash workflows with pretool hooks, command chaining, and secure, reusable patterns for reliable CLI tasks.

cloudflare-mcp-server

secondsky/claude-skills

This skill helps you implement MCP servers on Cloudflare Workers, enabling tools, resources, prompts, and transports with ready-to-use templates.

cloudflare-workers-ci-cd

secondsky/claude-skills

This skill guides automated CI/CD for Cloudflare Workers using GitHub Actions and GitLab CI, enabling tests, previews, secrets, and safe deployments.

cloudflare-workers-migration

secondsky/claude-skills

This skill helps migrate existing workloads to Cloudflare Workers, simplifying porting from Lambda, Vercel, and Express with edge-ready compatibility.

drizzle-orm-d1

secondsky/claude-skills

This skill helps you implement type-safe, schema-first Drizzle ORM workflows for Cloudflare D1, including migrations, relations, and batch queries.

graphql-implementation

secondsky/claude-skills

This skill helps you design and implement scalable GraphQL APIs with schema, resolvers, error handling, and performance optimizations.

jest-generator

secondsky/claude-skills

This skill generates Jest unit tests for JavaScript and TypeScript code, including mocks, describe blocks, and coverage-friendly patterns.

mobile-offline-support

secondsky/claude-skills

This skill helps you build offline-first mobile apps with robust data syncing, conflict handling, and queue management for resilient connectivity.

motion

secondsky/claude-skills

This skill helps you implement and optimize Motion animation workflows in React, enabling drag, scroll, layout, and SVG transitions with minimal code.

multi-ai-consultant

secondsky/claude-skills

This skill lets you consult Gemini, Codex, or Claude for second opinions on bugs, architecture, or security to accelerate decisions.

nuxt-studio

secondsky/claude-skills

This skill helps you set up and deploy Nuxt Studio with OAuth and subdomain configuration, enabling visual editing for Nuxt Content sites.

nuxt-core

secondsky/claude-skills

This skill helps you bootstrap and configure Nuxt 4 projects, covering routing, SEO, error handling, and directory structure for productive development.

nuxt-production

secondsky/claude-skills

This skill optimizes Nuxt 4 production by improving hydration, performance, tests with Vitest, and deployment to major hosting providers.

playwright

secondsky/claude-skills

This skill automates browser testing with Playwright, auto-detects dev servers, writes test scripts, and runs visible, configurable end-to-end checks.

recommendation-engine

secondsky/claude-skills

This skill helps you build and evaluate personalized recommendations using collaborative filtering, matrix factorization, and hybrid methods for cold-start

root-cause-tracing

secondsky/claude-skills

This skill helps you trace bugs backward through the call stack to identify the original trigger and fix at source.

systematic-debugging

secondsky/claude-skills

This skill guides you through root-cause investigation before fixes, ensuring you diagnose cause and collect evidence prior to solving any bug.

tanstack-router

secondsky/claude-skills

This skill enables type-safe, file-based routing with TanStack Router for React SPAs, including loaders, query integration, and Cloudflare deployment.

tanstack-table

secondsky/claude-skills

This skill helps you build production-ready TanStack Table v8 data tables with server-side pagination, filtering, and sorting for large datasets.

turborepo

secondsky/claude-skills

This skill helps you manage Turborepo monorepos by guiding task creation, package-scoped configs, and correct turbo.json usage for optimal parallel builds.

vitest-testing

secondsky/claude-skills

This skill helps you accelerate JavaScript/TypeScript testing with Vitest, providing fast, reliable unit and integration tests and robust mocking.

zod

secondsky/claude-skills

This skill validates data at runtime using a TypeScript-first schema system, inferring types and transforming data with robust error handling.

websocket-implementation

secondsky/claude-skills

This skill implements scalable real-time messaging with room-based WebSocket support, offering authentication, Redis-backed scaling, and reliable delivery for

bun-runtime

secondsky/claude-skills

This skill helps you optimize Bun-based development by guiding runtime flags, env handling, watch and hot reload, and module resolution.

cloudflare-manager

secondsky/claude-skills

Comprehensive Cloudflare account management for deploying Workers, KV Storage, R2, Pages, DNS, and Routes. Use when deploying cloudflare services, managing worker containers, configuring KV/R2 storage, or setting up DNS/routing. Requires CLOUDFLARE_API_KEY in .env and Bun runtime with dependencies installed.

api-authentication

secondsky/claude-skills

This skill helps you implement secure API authentication using JWT, OAuth 2.0, and API keys with best practices and token management.

api-contract-testing

secondsky/claude-skills

This skill verifies API contracts between services using consumer-driven tests and schema validation to prevent breaking changes.

api-reference-documentation

secondsky/claude-skills

This skill generates professional API reference documentation from OpenAPI specs, including endpoints, authentication, examples, and interactive exploration

app-store-deployment

secondsky/claude-skills

This skill guides end-to-end app store deployment for iOS and Android, automating signing, versioning, and CI/CD pipelines.

chrome-devtools

secondsky/claude-skills

This skill automates browser tasks with Puppeteer scripts, producing JSON outputs for screenshots, data extraction, and performance analysis.

cloudflare-workers-observability

secondsky/claude-skills

This skill enables Cloudflare Workers observability by guiding structured logging, metrics, tracing, and alert setups to improve debugging and reliability.

defense-in-depth-validation

secondsky/claude-skills

This skill enforces defense-in-depth validation across all data layers, preventing bugs by validating at entry, business logic, environment, and debugging

kpi-dashboard-design

secondsky/claude-skills

This skill helps you design effective KPI dashboards by selecting meaningful metrics, arranging clear visual hierarchy, and applying data visualization best

api-design-principles

secondsky/claude-skills

Master REST and GraphQL API design principles to build intuitive, scalable, and maintainable APIs that delight developers. Use when designing new APIs, reviewing API specifications, or establishing API design standards.

recommendation-system

secondsky/claude-skills

This skill helps you deploy scalable recommendation systems with feature stores, caching, and A/B testing for low-latency personalization.

verification-before-completion

secondsky/claude-skills

This skill enforces verification before completion by running tests, builds, and lint checks, then reporting exact outcomes to ensure honest releases.

aceternity-ui

secondsky/claude-skills

This skill helps you implement Aceternity UI components in Next.js projects with Tailwind and Framer Motion for stunning animated interfaces.

api-changelog-versioning

secondsky/claude-skills

This skill generates comprehensive API changelogs and migration guides, clarifying breaking changes, deprecations, and upgrade steps for API consumers.

agent skills by secondsky/claude-skills

secondsky/claude-skills

Sponsored