Scribble is a client facing template language similar to Liquid. Scribble was written in Ruby and can be used in any Ruby or Ruby on Rails project. It takes a template file, consisting of text and Scribble tags and transforms it into text. Scribble can be used to transform any plain text format like HTML, Markdown, JSON, XML, etc. Client facing means that it is safe to use Scribble to run/evaluate user provided templates.

A tool to manage your favorite Vim plugins

Bible reference parser returns normalized sets of ranges, ideal for querying a database or XML data source such as WEB in USFX.

A ruby parser for the chordpro song file format.

DMARC Record Parser

Expressir ("EXPRESS in Ruby") is a Ruby parser for EXPRESS and a set of tools for accessing EXPRESS data models.

HTTP Security Header Parser

PEG parser to vefiry and translate into different formats for JUNOS configuration.

A Rack compatible pure Ruby HTTP Server.

SQL schema parser.

Search and retrieve SPF records for any number of hosts

SwaggerYard API doc gem that uses YARD to parse the docs for a REST rails API

Customizable Slack notification from GitHub

Upmark has the skills to convert your HTML to Markdown.

A powerful attribute and type management library for Ruby

Blacklight Advanced Search plugin

Cfoo: CloudFormation master

HTTP ContentType header parser

Experimental AsciiDoc parser for metanorma

A very flexible dice rolling library for Ruby.