EdifactParser is a simple parser that parses the EDIFACT structure into a Ruy structure so that you can validate and convert the EDIFACT into any structure you like.

FakerMaker is a simple factory builder so you can throw away your fixtures and generate test data instead.

This module calculate PVT by using raw observation obtained from a GPS receiver

A Ruby implementation of Facebook's yet-to-be-released GraphQL specification.

Ruby implementation of the KDL Document Language Spec

Machete is a simple tool for matching Rubinius AST nodes against patterns. You can use it if you are writing any kind of tool that processes Ruby code and needs to do some work on specific types of nodes, needs to find patterns in the code, etc.

The Managed Object Format (MOF) language used to describe classes and instances of the Common Information Model (CIM). See http://www.dmtf.org/education/mof

A model based on Rails controller actions to make user privileges and feature toggle simpler

Regular expressions in Ruby

A JSON parser/generator that conforms (I believe) to RFC7159 "The JavaScript Object Notation (JSON) Data Interchange Format". That RFC is very different to its predecessor RFC4627, when it comes to parsing. This gem honors the updated syntax as possible. The generator guarantees that a parsed valid properly rounds-trip to identical valid JSON representation.

ruby_parser-legacy includes the ruby 1.8 and 1.9 parsers from ruby_parser (now removed) and plugs them into the existing system.

TP+

Template Engine for SQL

A tool for automatic extraction and verification of Rails formal models. Just include it in your Gemfile, write a few invariants, setup Spass and `rake verify`!

cappruby

Fork of CAST, C parser and AST constructor.

Celluloid Benchmark realistically load tests websites. Write expressive, concise load tests in Ruby. Use Rubinius and Celluloid forpec high concurrency. Use Mechanize for a realistic (albeit non-JavaScript) browser client.

Fork of CSSPool. CSSPool is a CSS parser. CSSPool provides a SAC interface for parsing CSS as well as a document oriented interface for parsing CSS.

The Dagon programming language: whitespace, enumerators, blocks, One Way

CSV library with advanced error reporting