David Tolnay

cxx

Safe interop between Rust and C++

anyhow

Flexible concrete Error type built on std::error::Error

thiserror

derive(Error) for struct and enum error types

proc-macro-workshop

Learn to write Rust procedural macros  [Rust Latam conference, Montevideo Uruguay, March 2019]

syn

Parser for Rust source code

cargo-expand

Subcommand to show result of macro expansion