num-derive is a Rust crate that provides derive macros (such as for num-traits conversions like FromPrimitive and ToPrimitive) and is not named in any of the candidate sources' pages. None of the listed pages describes num-derive itself, so the products below are only the closest sources that deal with Rust derive/code generation or Rust crate ecosystems, and none is a direct match.

A question back: Do you want the num-derive crate documentation itself, or a Rust crate that provides derive macros for num-traits conversions? The candidate sources here do not describe num-derive, so I have not matc

1. 1

   Macroforgemacroforge.devwebsite read, tools not yet checked

   A TypeScript macro expansion engine built in Rust that generates code at build time with a Rust-like derive system, which is the closest in spirit to Rust derive macros, though it targets TypeScript rather than Rust.

   WebsiteDocs

   +1 community tools built for it

2. 2

   async-stdasync.rswebsite read, tools not yet checked

   A Rust library for async programming, part of the Rust crate ecosystem, but it does not provide derive macros for numeric traits.

   Website

   +32 community tools built for it