apollographql/apollo-client

What is it?

Key features

• 01Built-in normalized cache that works without extra configuration.
• 02Framework integrations for React, Vue, Angular, Svelte and vanilla JavaScript.
• 03Full TypeScript types for queries, mutations and results.
• 04Customizable cache behavior through type policies.
• 05Browser DevTools extensions for inspecting queries and cache state.

Use cases

• Building a React single-page app that fetches data from a GraphQL API.
• Adding GraphQL data fetching with local caching to a Vue or Angular frontend.
• Debugging GraphQL queries and cache contents during frontend development.

Quick start

1. 1

   Install Apollo Client and GraphQL with npm

   npm install @apollo/client graphql

Topics

FAQ

What is apollo-client?

A GraphQL client for TypeScript and JavaScript with normalized caching, React hooks, and framework support for Vue, Angular and Svelte. Apollo Client is a GraphQL client library for JavaScript and TypeScript applications. It handles sending queries and mutations to a GraphQL server, stores the results in a local cache, and keeps the UI in sync when that data changes.

Is apollo-client free to use? What license does it have?

apollo-client is open source under the MIT license. Check the license terms before using it in commercial products.

Is apollo-client still maintained?

Actively maintained. The last commit to apollo-client was on Oct 19, 2026.

What can I use apollo-client for?

Building a React single-page app that fetches data from a GraphQL API. Adding GraphQL data fetching with local caching to a Vue or Angular frontend. Debugging GraphQL queries and cache contents during frontend development.

How do I install apollo-client?

Install Apollo Client and GraphQL with npm: npm install @apollo/client graphql

Where can I get apollo-client?

The source code and installation instructions are on GitHub: https://github.com/apollographql/apollo-client