Developer rewrites Json2xml in C after optimizing it with Rust

A developer blog details a rewrite of the Json2xml tool in the C programming language. The author previously accelerated the same utility using Rust. The post explains motivations for switching to C after the Rust optimization. It outlines the steps taken to port the codebase. Performance benchmarks comparing Rust and C versions are discussed. The author shares challenges encountered during the rewrite. Source code and build instructions are linked in the article. The blog aims to inform readers about language trade‑offs for data conversion tools.