Serialization framework for Rust

kenzu is a procedural macro crate for generating builder patterns in Rust — both immutable and mutable, with optional compile-time validation using field-level attributes. Whether you're building configuration structs, domain models, or input data, kenzu eliminates boilerplate while increasing safety and clarity.

Procedural derive macro to generate boilerplate on unit variants enum types.

Some more derive(Trait) options

A lib help you patch Rust instance, and easy to partial update configures.

Next-gen compile-time-checked builder generator, named function's arguments, and more!

MongoDB ODM for Rust inspired by Mongoose

Error Forge is a flexible, high-performance Rust framework for rich, structured errors. Define typed errors with macros/derives, add contextual metadata & severities, wire sync/async hooks for logging/telemetry, and use recovery helpers (retry/fallback/backoff) that keep your code clean and resilient.

Cargo subcommand to sort derive attributes 📦

Attribute proc-macro to simplify deriving standard and other traits with custom generic type bounds.

Enhance your Rust enums with unit-enum: a procedural macro crate for effortlessly deriving ordinal methods and more for unit-like enums

Object to Object mapper for Rust

Serde with Validation

Merge multiple values into one

Rust derive-based argument parsing optimized for code size and flexibility

Create presets, e.g. #[hash(Default)] for #[derive(PartialEq,Eq,Hash, Default)]

tracing initialization library to easily get started with tracing.

A lightweight ORM for Tiberius.

A crate for calculating the heap usage of a data structure.

Procedural macro for deriving helper methods for types with Cow fields