A GraphQL server library implemented in Rust

Async-graphql is a high-performance server-side library that supports all GraphQL specifications.

• Feature Comparison
• Book
• 中文文档
• Docs
• GitHub repository
• Cargo package
• Minimum supported Rust version: 1.51.0 or later

Safety

This crate uses #![forbid(unsafe_code)] to ensure everything is implemented in 100% Safe Rust.

Features

• Fully supports async/await
• Type safety
• Rustfmt friendly (Procedural Macro)
• Custom scalars
• Minimal overhead
• Easy integration (actix_web, tide, warp, rocket ...)
• Upload files (Multipart request)
• Subscriptions (WebSocket transport)
• Custom extensions
• Apollo Tracing extension
• Limit query complexity/depth
• Error Extensions
• Apollo Federation
• Batch Queries
• Apollo Persisted Queries

Crate features

This crate offers the following features, all of which are not activated by default:

• apollo_tracing: Enable the Apollo tracing extension.
• apollo_persisted_queries: Enable the Apollo persisted queries extension.
• log: Enable the logger extension.
• tracing: Enable the tracing extension.
• opentelemetry: Enable the OpenTelemetry extension.
• unblock: Support asynchronous reader for Upload
• bson: Integrate with the bson crate.
• chrono: Integrate with the chrono crate.
• chrono-tz: Integrate with the chrono-tz crate.
• url: Integrate with the url crate.
• uuid: Integrate with the uuid crate.
• string_number: Enable the StringNumber.
• dataloader: Support DataLoader.
• secrecy: Integrate with the secrecy crate.
• decimal: Integrate with the rust_decimal crate.

Examples

All examples are in the sub-repository, located in the examples directory.

Run an example:

git submodule update # update the examples repo
cd examples && cargo run --bin [name]

Integrations

• Actix-web async-graphql-actix-web
• Warp async-graphql-warp
• Tide async-graphql-tide
• Rocket async-graphql-rocket

Blog Posts

• GraphQL in Rust

• How to implement a Rust micro-service using Rocket, GraphQL, PostgreSQL

• Running GraphQL on Lambda with Rust

License

Licensed under either of

• Apache License, Version 2.0, (LICENSE-APACHE or http://www.apache.org/licenses/LICENSE-2.0)
• MIT license (LICENSE-MIT or http://opensource.org/licenses/MIT) at your option.

References

• GraphQL
• GraphQL Multipart Request
• GraphQL Cursor Connections Specification
• GraphQL over WebSocket Protocol
• Apollo Tracing
• Apollo Federation

Contribute

Welcome to contribute !