The Rust Programming Language

by Steve Klabnik, Carol Nichols, and Chris Krycho, with contributions from the Rust Community

This version of the text assumes you’re using Rust 1.85.0 (released 2025-02-17) or later with edition = "2024" in the Cargo.toml file of all projects to configure them to use Rust 2024 edition idioms. See the “Installation” section of Chapter 1 to install or update Rust.

The HTML format is available online at https://doc.rust-lang.org/stable/book/ and offline with installations of Rust made with rustup; run rustup doc --book to open.

Several community translations are also available.

This text is available in paperback and ebook format from No Starch Press.

🚨 Want a more interactive learning experience? Try out a different version of the Rust Book, featuring: quizzes, highlighting, visualizations, and more: https://rust-book.cs.brown.edu