This plugin provides navite Mesos instrumentation for monitoring and metrics collection, including: service health and metrics for Mesos, Chronos, and Marathon.

This plugin provides native nginx instrumentation for metrics collection, including: metrics via `stub_status`.

Sensu plugins for Opsgenie

This plugin provides native Postfix instrumentation for monitoring and metrics collection of the mail queue via `mailq`

This plugin provides native RAID instrumentation for monitoring, including: 3ware, HP, and generic controller/array health

This plugin provides native supervisord instrumentation for monitoring service status

This plugin provides native `vmstats` instrumentation for metrics collection, including: processes waiting, interrupts per second, and others

Zookeeper plugins for checks and metrics

This is an SDK to simplify connecting to the Smartsheet API (http://www.smartsheet.com/developers/api-documentation) from Ruby applications.

Spinning Cursor is a flexible DSL that allows you to easily produce a customizable waiting/loading message for your Ruby command line program. Beautifully keep your users informed with what your program is doing when a more complex solution, such as a progress bar, doesn't fit your needs.

A toolkit for building REST APIs on top of Rack

A highly available, reliable messaging infrastructure

CapistranoMulticonfigParallel is a simple ruby implementation that allows you to run multiple tasks in parallel for single or multiple applications and uses websockets for inter-process communication and has a interactive menu

Simple and intelligent configuration file management.

A DACP (iTunes Remote protocol) client

Dalli UI is a mountable engine for Rails apps that displays information about your dalli (https://github.com/mperham/dalli) memcached instance and allows you to flush it from a web interface.

DocParser is a Ruby Gem for webscraping

A tool for managing a TaskPaper-like file of recent activites. Perfect for the late-night hacker on too much caffeine to remember what they accomplished at 2 in the morning.

Easy multi-level DSLs, built on top of Docile

Fuel's goal is to be a simple yet customizable blogging gem.