# apollo-link ## Purpose `apollo-link` is a standard interface for modifying control flow of GraphQL requests and fetching GraphQL results, designed to provide a simple GraphQL client that is capable of extensions. The targeted use cases of `apollo-link` are highlighted below: * fetch queries directly without normalized cache * network interface for Apollo Client * network interface for Relay Modern * fetcher for Apollo Link is the interface for creating new links in your application. ## Installation `npm install apollo-link --save`