codekit

Guide for working with AGENTS.md — the open standard for AI coding agent configuration. Use when creating, updating, or optimizing AGENTS.md files, or when onboarding a project to multi-agent workflows.

Better Auth integration expert for TypeScript authentication — server config, client setup, database adapters, OAuth providers, plugins (2FA, organizations), session management, and security hardening. Use when adding auth to a project, configuring Better Auth, implementing login/signup flows, setting up OAuth, enabling 2FA, or securing auth endpoints.

Domain-Driven Design with Clean Architecture — framework-agnostic patterns for entities, value objects, aggregates, use cases, and the dependency rule. Use PROACTIVELY when designing domain models, implementing bounded contexts, structuring layered architectures, separating business logic from infrastructure, or applying DDD tactical patterns in any language or framework.

Workflow orchestration for backend projects (API routes, services, models). Structured phases — Plan, Code, Review, Test — with memory-bank integration for session continuity.

Workflow orchestration for CLI projects (commander, yargs, oclif). Structured phases — Plan, Code, Review, Test — with memory-bank integration for session continuity.

Workflow orchestration for frontend projects (React, Vue, Svelte, components, CSS). Structured phases — Plan, Design, Code, Review, Test — with memory-bank integration for session continuity.

Workflow orchestration for fullstack projects (Next.js, Nuxt, SvelteKit — API + UI). Structured phases — Plan, Design, Code API, Code UI, Review, Test — with memory-bank integration for session continuity.

Workflow orchestration for library projects (npm packages, exports, public API). Structured phases — Plan, Design, Code, Review, Test — with memory-bank integration for session continuity.

Workflow orchestration for mobile projects (React Native, Expo, iOS, Android). Structured phases — Plan, Design, Code, Review, Test — with memory-bank integration for session continuity.

Auto-generated workflow orchestration skill. The setup skill generates this file based on your detected project type, tech stack, and conventions. Contains project-specific phases, review checklists, and test strategies with memory-bank session continuity.

Expert guidance for data analysis, data science, and machine learning projects. Covers Python data tools, SQL/databases, visualization, statistics, ML/AI, data engineering, and MLOps. Use when working on data analysis tasks, choosing data tools, building data pipelines, creating visualizations, performing statistical analysis, or building ML models.

Comprehensive DDD + Hexagonal Architecture + CQRS patterns for production backend systems — vertical slices, ports & adapters, domain events, Result types, and architecture enforcement. Use PROACTIVELY when building backend APIs with DDD, implementing CQRS, designing hexagonal/ports-and-adapters architecture, structuring bounded contexts, or organizing code into vertical slices.

Analyze and fix ESLint errors across the project. Use when the user asks to clean up code style, fix linting issues, or perform a quality review.

Framer Motion performance optimization guidelines. This skill should be used when writing, reviewing, or refactoring React animations with Framer Motion to ensure optimal performance patterns. Triggers on tasks involving motion components, animations, gestures, layout transitions, scroll-linked effects, and SVG animations.

Auto-detect project tech stack and install matching codekit skills. Use when setting up a new project, onboarding to an existing codebase, or when the user says "setup skills", "install skills for this project", "detect my stack", or "what skills do I need".

Efficiently add, configure, and use shadcn/ui components. Use this skill when the user wants to add UI components, fix styling, or needs the list of available shadcn components.

Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Claude's capabilities with specialized knowledge, workflows, or tool integrations.

Slidev presentation framework — Markdown-based developer slides with Vue 3, Vite, UnoCSS, animations, code highlighting, Monaco editor, LaTeX, Mermaid diagrams, themes, and export to PDF/PPTX/PNG

Use when working with Terraform or OpenTofu - creating modules, writing tests (native test framework, Terratest), setting up CI/CD pipelines, reviewing configurations, choosing between testing approaches, debugging state issues, implementing security scanning (trivy, checkov), or making infrastructure-as-code architecture decisions

GitHub Actions CI/CD best practices — workflow structure, jobs, steps, security, caching, matrix strategies, testing, deployment strategies, rollback, and troubleshooting. Use when creating or reviewing GitHub Actions workflows.

Mobile app distribution for iOS App Store and Google Play Store. Covers React Native signing, building, publishing, Apple App Store review guidelines, and pre-submission checklists. Use when preparing apps for release, configuring signing, or troubleshooting review rejections.

Chrome DevTools via MCP for browser automation, debugging, performance analysis, network inspection, and accessibility testing. Use when debugging web pages, automating browser interactions, analyzing performance, inspecting network requests, or auditing accessibility.

Structured 9-phase workflow for building production-ready websites using Claude (architecture, logic, reasoning) paired with Figma Make (UI, interactions, deployment). Use when planning, designing, or building a website with Figma Make.

pgvector — open-source vector similarity search for Postgres. Covers storing/querying vectors, HNSW and IVFFlat indexing, filtering, half-precision/binary/sparse vectors, hybrid search, performance tuning, and all distance functions. Use when working with vector embeddings in PostgreSQL.

Zvec vector database development — collection management, vector similarity search, schema design, embedding functions, indexing strategies, and query optimization. Use when working with Zvec collections, vector embeddings, similarity search, hybrid queries, or reranking.

Expert in building npm package CLIs with Unix philosophy, automatic project root detection, argument parsing, interactive/non-interactive modes, and CLI library ecosystems. Use PROACTIVELY for CLI tool development, npm package creation, command-line interface design, and Unix-style tool implementation.

Database performance optimization, schema design, query optimization across PostgreSQL, MySQL, MongoDB, and SQLite with ORM integration. Use PROACTIVELY for any database performance issues, schema design questions, or query optimization.

ElysiaJS with Domain-Driven Design architecture, MongoDB, Mongoose ODM, Better Auth, and Bun runtime. Use PROACTIVELY when building backend APIs with ElysiaJS and MongoDB, implementing DDD patterns with document databases.

ElysiaJS with Domain-Driven Design architecture, Prisma ORM, Better Auth, and Bun runtime. Use PROACTIVELY when building backend APIs with ElysiaJS, implementing DDD patterns, or working with bounded contexts.

Python FastAPI expert for async APIs, SQLAlchemy 2.0, Pydantic v2, uv package manager, and production patterns. Use PROACTIVELY for Python API projects, async debugging, and database integration.

Git workflow expert for merge conflicts, branching strategies, history rewriting, repository recovery, and collaboration patterns. Use PROACTIVELY for complex git issues.

GitHub patterns using gh CLI for pull requests, stacked PRs, code review, branching strategies, and repository automation. Use when working with GitHub PRs, merging strategies, or repository management tasks.

Code linting, formatting, static analysis, and coding standards enforcement across multiple languages and tools. Use PROACTIVELY for ESLint configuration, Prettier setup, code quality metrics, security scanning, and CI/CD quality gates.

Next.js 15 expert for App Router, Server Components, Server Actions, TypeScript, shadcn/ui, and full-stack patterns. Use PROACTIVELY for Next.js projects, SSR/SSG applications, and full-stack React applications.

Provides React Native performance optimization guidelines for FPS, TTI, bundle size, memory leaks, re-renders, and animations. Applies to tasks involving Hermes optimization, JS thread blocking, bridge overhead, FlashList, native modules, or debugging jank and frame drops.

React Native + Expo development expert for managed workflow, Expo Router, TypeScript, and mobile best practices. Use PROACTIVELY for Expo projects and rapid mobile development.

React Native CLI development expert for bare workflow, native modules, TypeScript, and platform-specific code. Use PROACTIVELY for React Native CLI projects requiring native customization.

React development expert for Vite, TypeScript, shadcn/ui, TanStack (Query, Table, Router), forms, and state management. Use PROACTIVELY for React + Vite projects, SPAs, and client-side applications.

Testing strategies expert for Jest, Vitest, mocking patterns, test architecture, and TDD workflows. Use PROACTIVELY for test failures, mock issues, or test architecture questions.

TypeScript language expert for type system, generics, module resolution, compiler configuration, and advanced type patterns. Use PROACTIVELY for type errors, configuration issues, or advanced type challenges.