Markdown with support for pseudocode to flowchart and sequence diagram generation

a converter from Markdown to Re:VIEW. It uses redcarpet.

Rails gem which adds emoji parsing to markdown

MiniMart is a RubyGem that makes it simple to build a repository of Chef cookbooks using only static files.

FFI based Ruby wrappers for Core Foundation

tools for .leg files

A more Ruby like way to write FUSE filesystems - inspired by (compatible with) FuseFS, implemented over RFuse

OpenStreetMap API client for ruby

macOS System Service for inline web searches

Sensu plugins for Java

Sensu plugins for Opsgenie

This plugin provides native uptime instrumentation for metrics collection, including: uptime and idletime metrics

Small DSL to create ActiveRecord (>= 3.1) attribute predicates without writing SQL.

tools for .leg files

Use Watir with RSpec with ease.

Abstract Method is a tiny library enabling you to define abstract methods in Ruby classes and modules.

A plugin to handle Markdown text in Administrate

Ruby library to generate AEADs

Extra special effects, such as shader, for the Gosu game-development library

The audiowaveform_ruby gem provides a Ruby API for access to audio waveform data files generated by the audiowaveform program