EventMachine
# EventMachine

EventMachine is a software system designed for writing highly scalable applications for Ruby. It provides event-driven I/O using the reactor pattern. EventMachine is the most popular library for concurrent computing in the Ruby programming language.

## Example uses

EventMachine has been used to build a number of different libraries and frameworks in which concurrency is a performance concern. Some examples include:

* critical networked applications
* web servers and proxies
* email and IM production systems
* authentication/authorization processors
