Fluentd is an open source data collector designed to scale and simplify log management. It can collect, process and ship many kinds of data in near real-time.

Backup is a RubyGem, written for UNIX-like operating systems, that allows you to easily perform backup operations on both your remote and local environments. It provides you with an elegant DSL in Ruby for modeling your backups. Backup has built-in support for various databases, storage protocols...

EventMachine based WebSocket server

EventMachine based, async HTTP Request client

Robust streaming downloads using Net::HTTP, HTTP.rb or wget.

A message bus for rack

A stubbing proxy server for ruby. Connect it to your browser in integration tests to fake interactions with remote HTTP(S) servers.

A Celluloid::IO-powered HTTP server

A scalable XMPP chat server.

Simple Ruby client library for twitter streaming API. Uses EventMachine for connection handling. Adheres to twitter's reconnection guidline. JSON format only.

em-proxy based shadow proxy server

Polyphony-http: Polyphonic HTTP for Ruby

For The Web. Trying to build a solid and sane API for client and server web stuff. Client and Server operations for HTTP, WebSockets, SPDY, etc.

Twitter Streaming API client for EventMachine

A Fluentd input plugin for collecting Kubernetes objects, e.g. pods, namespaces, events, etc. by pulling or watching.

Callback-less event reactor for Ruby

io_uring for Ruby

Arachni is a feature-full, modular, high-performance Ruby framework aimed towards helping penetration testers and administrators evaluate the security of web applications. It is smart, it trains itself by monitoring and learning from the web application's behavior during the scan process and is ...

Celluloid::IO based library to consume Server-Sent Events.

a balancing & routing proxy, see README for more details