Racc is an LALR(1) parser generator. It is written in Ruby itself, and generates ruby programs.
BSD-2-CLAUSE License
RucoCop extension that check RBS signatures
A Ruby implementation for Rison
Prism Ruby parser
BBCode for ruby and Rails
Generate RBS files from JSON Schema
Simple scheme interpreter written on ruby
A Lisp dialect of Ruby
The Ruby Programming Language
A Semantic Analyzer for Ruby 1.9
An JSON parser written with Racc
Pure Ruby LALR parser generator
iCal support for Ruby
A ruby library and command line tool for parsing the results of various testing systems, includin...
An Earley parser written in Ruby
Ruby parser and LSP in Rust