Tokio is a one-stop-shop for all your async I/O needs in Rust. At the heart of Tokio is the [futures] crate to model asynchronous computations, and you'll find all layers from futures to event loops to protocols to services in the various Tokio crates.

Currently you can find the most detail online at:

https://tokio.rs

Tokio is primarily distributed under the terms of both the MIT license and the Apache License (Version 2.0), with portions covered by various BSD-like licenses.

See LICENSE-APACHE, and LICENSE-MIT for details.