• Supports HTTP/1.x and HTTP/2
• Streaming and pipelining
• Powerful request routing with optional macros
• Full Tokio compatibility
• Keep-alive and slow requests handling
• Client/server WebSockets support
• Transparent content compression/decompression (br, gzip, deflate, zstd)
• Multipart streams
• Static assets
• SSL support using OpenSSL or Rustls
• Middlewares (Logger, Session, CORS, etc)
• Integrates with the awc HTTP client
• Runs on stable Rust 1.54+

• Website & User Guide
• Examples Repository
• API Documentation
• API Documentation (master branch)

Dependencies:

[dependencies]
actix-web = "4"

Code:

use actix_web::{get, web, App, HttpServer, Responder};

#[get("/hello/{name}")]
async fn greet(name: web::Path<String>) -> impl Responder {
    format!("Hello {name}!")
}

#[actix_web::main] // or #[tokio::main]
async fn main() -> std::io::Result<()> {
    HttpServer::new(|| {
        App::new().service(greet)
    })
    .bind(("127.0.0.1", 8080))?
    .run()
    .await
}

• Hello World
• Basic Setup
• Application State
• JSON Handling
• Multipart Streams
• Diesel Integration
• SQLite Integration
• Postgres Integration
• Tera Templates
• Askama Templates
• HTTPS using Rustls
• HTTPS using OpenSSL
• Simple WebSocket
• WebSocket Chat

You may consider checking out this directory for more examples.

One of the fastest web frameworks available according to the TechEmpower Framework Benchmark.

This project is licensed under either of the following licenses, at your option:

• 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])

Contribution to the actix-web repo is organized under the terms of the Contributor Covenant. The Actix team promises to intervene to uphold that code of conduct.