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: 1.46 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

Examples

If you are just getting started, we recommend checking out our examples at: https://github.com/async-graphql/examples

To see how you would create a Relay-compliant server using async-graphql, warp, diesel & postgresql, you can also check out a real-world example at: https://github.com/phated/twentyfive-stars

Benchmark

Ensure that there is no CPU-heavy process in background!

```shell script cd benchmark

measure all with system malloc

cargo bench

measure only chat run

cargo bench -- "chat run"

measure all with jemalloc

cargo bench --features jemalloc

measure only simple run with jemalloc

cargo bench --features jemalloc -- "simple run" ```

Now HTML report is available at benchmark/target/criterion/report

Read more here: https://bheisler.github.io/criterion.rs/book/criterion_rs.html

Integrations

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

Contribute

Welcome to contribute !