Altair GraphQL Client vs GraphiQL

Altair GraphQL Client is an open-source GraphQL IDE for sending queries, mutations, and subscriptions to GraphQL APIs. It provides features like query autocompletion, schema documentation browsing, environment variables, and request collections. The client is available as a desktop application, browser extension, and web app.

GraphiQL is a api-tools tool that official in-browser ide for exploring and testing graphql apis with schema documentation and autocomplete. It is open source software.