pinia

Manage Vue app state with typed stores, getters, and actions.

Updated Aug 23, 2026
One-click install
npx skills add https://github.com/ajiu9/skills --skill pinia-ajiu9
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: pinia
Source: https://github.com/ajiu9/skills/tree/main/skills/pinia
Command: npx skills add https://github.com/ajiu9/skills --skill pinia-ajiu9

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

Pinia provides a robust, type-safe solution for managing application state in Vue apps, replacing ad-hoc stores or scattered state handling with a centralized, predictable API.

Core Features & Use Cases

  • Defining stores via defineStore (Options or Setup) with state, getters, and actions; storeToRefs for safe destructuring; subscriptions; and a pattern-friendly architecture supporting plugins and SSR/Nuxt workflows.
  • Extensibility and composability: plugin system, ability to compose stores and use Vue composables inside stores; SSR and Nuxt integration considerations.
  • Use cases span small to large apps: shared state across components, server-side rendering hydration, devtools-friendly store inspection, and plugin-based store augmentation.

Quick Start

Create a simple setup store with defineStore and use it in a component to manage a counter.

Frequently Asked Questions about pinia

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I manage shared state across Vue components with type safety?

Vue state management with Pinia provides a centralized store mechanism using defineStore to handle shared state, getters, and actions across components with full TypeScript type safety. It replaces scattered state handling with a predictable API surface.

How do I define a Pinia store using the Composition API?

You can define a Pinia store using the Setup syntax within defineStore, leveraging Vue composables directly inside the store. This approach uses ref or reactive for state and standard functions for actions, aligning with the Composition API pattern.

Can I destructure a Pinia store without losing reactivity?

Yes, Pinia provides the storeToRefs utility to safely destructure store properties while preserving reactivity. This allows you to extract state and getters directly into your component without breaking the reactive connection to the centralized store.

Does Pinia support server-side rendering for Nuxt workflows?

Pinia includes specific considerations and support for SSR and Nuxt workflows, managing state serialization and hydration. It ensures predictable state management during server-side rendering and client-side hydration for Vue applications.

What is the best way to extend Vue state management with custom plugins?

Pinia offers an extensible plugin system that allows you to augment stores with custom functionality. You can use plugins to add external state synchronization, local persistence, or other cross-cutting concerns across your Vue application.

Why use Pinia over ad-hoc state management for large Vue applications?

Pinia enforces a predictable API surface with devtools integration and store subscriptions, solving the challenge of scalable state management. It replaces ad-hoc stores with a type-safe architecture that supports complex composability and large-scale Vue applications.