Altair GraphQL Client is an IDE for running and debugging GraphQL queries, mutations, and subscriptions.
Alternatives to Apollo GraphOS
Apollo Client is an open-source GraphQL state management library for JavaScript.
Hasura GraphQL Engine creates a data API over connected databases, so developers can expose data without writing handlers, schemas, or resolvers.
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GraphQL Hive
Free planWebAPISelf-hosted6.7From $20 a month - 5
PostGraphile
PostGraphile creates GraphQL APIs backed mainly by PostgreSQL, for uses such as SaaS backends and internal business tools.
Free planWebAPISelf-hosted6.7From $25 a month - 6

WunderGraph Cosmo
WunderGraph Cosmo is an open-source GraphQL Federation platform for platform teams.
Free planWebAPISelf-hosted6.7From $499 a month - 76.5Free plan
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Hot Chocolate
Hot Chocolate is a free, MIT-licensed GraphQL server for .NET that runs on ASP.NET Core and builds a typed GraphQL schema from C# types and resolvers.
Free planWebAPISelf-hosted6.4Free plan - 9

GraphQL Ruby
GraphQL Ruby is an open-source Ruby gem for adding a GraphQL API to Ruby or Rails applications.
Free planAPISelf-hosted6.3From $1,100 a year - 10
Lighthouse
Lighthouse is a free framework for serving GraphQL from an existing Laravel application.
Free planAPISelf-hosted6.3Free plan - 11
Relay
Relay is a free GraphQL client for React that combines the data needs of components into optimized queries that can be prepared in advance.
AndroidiOSWeb6.2 - 12

Ariadne
Ariadne is a free, open-source Python library for building GraphQL APIs with schemas defined in GraphQL Schema Definition Language (SDL).
Free planWebAPILinuxSelf-hosted6.1Free plan - 13
GraphQL Kotlin
GraphQL Kotlin is a free collection of libraries built on graphql-java for running GraphQL clients and servers in Kotlin.
Free planAPISelf-hosted6.0Free plan - 14
GraphQL.js
GraphQL.js is the official JavaScript implementation of the GraphQL specification, provided as a free, MIT-licensed library for self-hosted projects.
Free planWebAPI6.0Free plan - 15
Netflix DGS
Netflix DGS is a free, open-source GraphQL server framework for Spring Boot, intended to help build GraphQL services in Java or Kotlin.
Free planAPISelf-hosted6.0Free plan - 16

Amazon AppSync
Amazon AppSync is a cloud service that connects applications to events, data and AI models through GraphQL and publish-subscribe APIs.
WebAPI5.8$1 usage-based - 17
Graphene
Graphene is a free Python library for building GraphQL APIs with a code-first workflow.
Free planLinuxSelf-hosted5.8Free plan - 185.7Free plan
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GraphQL Java
GraphQL Java is a Java implementation of GraphQL for building GraphQL services on the JVM.
Free planAPISelf-hosted5.7Free plan - 20

Strawberry GraphQL
Strawberry GraphQL is a free, MIT-licensed Python library for building GraphQL APIs, intended for self-hosted deployment.
Free planAPISelf-hosted5.7Free plan - 21
async-graphql
async-graphql is a free, open-source Rust library for running a self-hosted GraphQL server.
Self-hosted5.4 - 22
urql
urql is a free, self-hosted GraphQL client for React, Preact, Vue, Solid, Svelte, or plain JavaScript applications.
WebAPIExtension5.4 - 23
Sangria
Sangria is a free, self-hosted Scala implementation of GraphQL for developers building GraphQL servers and endpoints.
APISelf-hosted5.2 - 24
Mercurius
Mercurius is a GraphQL adapter for Fastify used to implement GraphQL servers and gateways.
APISelf-hosted5.0 - 254.6
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- 294.4
- 304.3

