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Most Ruby developers think JSON is “just a gem”.

by Giménez Silva Germán Alberto —

https://rubystacknews.com/2026/05/18/inside-rubys-json-library-complete-deep-dive/

Under the hood, Ruby’s JSON stack is a highly optimized native C engine with: • recursive parsers • SIMD optimizations • specialized float serialization • buffer management • UTF-8 handling • native Ruby object generation

This deep dive explores how JSON.parse and JSON.generate really work inside CRuby.

ruby #rubyonrails #programming #webdev #opensource #cprogramming #json #rails #softwareengineering #performance #rubylang #coding

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