Mockingbird emulates the Twitter Streaming API using a simple script-like configuration that makes it easy to test code that connects to the Streaming API. Mockingbird can be used to simulate bad data, unexpected status codes, hard disconnects, etc. Mockingbird uses ev...

Ruby Daemon collects statistics via UDP packets, stores them in Mongo, and then views them via a user friendly Sintra app.

Officer is designed to help you coordinate distributed processes and avoid race conditions.

See https://github.com/puppetlabs/pcp-specifications

Ponder (Stibbons) is a Domain Specific Language for writing IRC Bots using the EventMachine library.

The Sensu spawn process library

https://github.com/0dayinc/pwn/README.md

Pure Ruby client that can send RPC calls to an Erlang node

RSpec extensions for testing EventMachine code

Easy authentication to an LDAP server(s)

WebSocket/Comet IO plugin for Sinatra

A high-performance SNMP engine built on EventMachine and Ruby-SNMP

collect and aggregate stats, flush to graphite

WebSocket base for Ruby client and server

Administrative and social network platform for closed user groups.

ZK client for EventMachine-based (async) applications

minimalistic scheduler on top of event-machine

Utilities

Ruby implementation of the Alchemy micro-service framework

Analogger provides a fast and very stable asynchronous central logging service capable of handling heavy logging loads. It has been in production use for almost a decade.