Type erasure for async trait methods

serde::Deserializer for proc_macro/proc_macro2::TokenStream

Utilities for working with impl traits in Rust.

Procedural macro for bitfields.

A Rust crate that implements "design by contract" via procedural macros

Compile-time string pattern matching that reverses format! interpolation — a lightweight regex alternative with no runtime compilation cost

Serialization framework for Rust

A `Cow`-like data structure where owned data is stored inside an `Arc`.

Analysis of various tricky Rust code

A from-scratch JavaScript engine in Rust — std only, zero deps, 100% test262 (53,376/53,376)