Side-by-side comparison

Composable service and middleware abstractions (timeouts, retries, limits) shared by Axum and Tonic.

De facto async runtime for Rust, providing I/O, timers, scheduling and networking primitives.

Ergonomic, modular web framework from the Tokio team built on Tower and hyper; the leading Rust choice.

Mature, extremely fast web framework with a large middleware ecosystem.