Bluepill keeps your daemons up while taking up as little resources as possible. After all you probably want the resources of your server to be used by whatever daemons you are running rather than the thing that's supposed to make sure they are brought back up, should they die or misbehave.

Comments with threading for Rails 4

Timeseries data monitoring framework running as a rails engine

Log transitions on a state machine to support auditing and business process analytics.

A RESTful video encoder which you can use as either a front-end to ffmpeg or headless on a server.

Build Xcode projects using Rake

Like Rack is to Rails and Sinatra, Punchblock provides a consistent API on top of several underlying third-party call control protocols.

Helpesk includes: tickets, ticket types, email-notification, FAQ, subscribers

This extension provides an interface for the admin to upload new themes, publish it to the spree store, modify the theme layout accordingly and later download it.

A really simple shopping cart implementation for rails.

Demonstrates a reference implementation for sending messages between users in ActiveRecord

Call placing and handling framework.

Provides easy DSL integration between ActiveAdmin & state_machine

Support for describing call center workflows

This mountable engine has the basic functionality to manage Posts

Rails 3.1 drop-in blog engine for existing Rails applications

RSpec matchers for state_machine.

For handling all of the exceptions, states, timeouts, etc of batch processes

Rails engine for automatically renewing SSL certificates.

Provide core functions for Comable.