MenuMarkup is a super simple markup to specify menu data in plain text. When the MenuMarkup is parsed it creates a Menu. A Menu consists of two types: Items and Sections. Items have multiple Prices.

Localization (L10n) and Internationalization (i18n) support for the Merb MVC Framework

Rena is a Ruby library for manipulating RDF files.

Simple arithmetic implemented by Treetop.

minilang is used in a couple of my projects and I can't recommend anyone to use it as of now

supports: nil, string, integer, array, hash the syntax is similar to to ruby

Extension for mongoid to parse oslc.where

Mongo-query compiles SQL-like where clauses into Mongo query 'documents'

(SWIFT)MT940 file parser

The library is based around an abstract representation for music notation, including pitch, note, dynamic, score, etc. A Ruby-based DSL is provided to aid in composition. Scores can be converted to common formats, like MIDI and LilyPond. Scores can also be rendered as audio via SuperCollider.

A calculator supporting mathematical expressions, variables, functions and rudimentary plotting

Scripts and models for building and maintaining the MDES-based reporting warehouse for NCS Navigator.

Fork of Michael van Rooijen's backup gem (https://github.com/meskyanichi/backup). You probably don't want this version.

Natural Query Language built on top of ActiveRecord and Ransack

Interact with Tor.

SQL Parser for Oracle

Helpers to consume and generate test IP in STIL format (IEEE 1450)

A parser and generator for Verilog (IEEE 1364)

Transforms sql query strings in a parse tree

Personfify is meant for use in environments where templates just need to be personalized.