# rustc-serialize > **NOTE**: This crate is deprecated in favor of [`serde`]. No new feature > development will happen in this crate, although bug fixes proposed through PRs > will still be merged. It is very highly recommended by the Rust Library Team > that you use [`serde`], not this crate. [`serde`]: https://serde.rs Serialization and deserialization support provided by the compiler in the form of `derive(RustcEncodable, RustcDecodable)`. [![Linux Build Status](https://travis-ci.org/rust-lang-nursery/rustc-serialize.svg?branch=master)](https://travis-ci.org/rust-lang-nursery/rustc-serialize) [![Windows Build Status](https://ci.appveyor.com/api/projects/status/ka194de75aapwpft?svg=true)](https://ci.appveyor.com/project/alexcrichton/rustc-serialize) [Documentation](https://docs.rs/rustc-serialize) ## Usage Add this to your `Cargo.toml`: ```toml [dependencies] rustc-serialize = "0.3" ``` and this to your crate root: ```rust extern crate rustc_serialize; ```