Trait implementation generator macro
Active with 336 open issues — a backlog this size means triage first; look for “good first issue” labels before diving in.
Derived from this repo's Cargo dependencies and activity — difficulty is an estimate from codebase size and scope.
Matched by dependency overlap in Cargo manifests — each card notes the most distinctive crates both projects share.
Trait implementation generator macro
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
Analysis of various tricky Rust code
Rust bindings for libvips
A lightweight Minecraft server written from scratch in Rust supporting Minecraft versions from 1.7.2 up to 26.2.