Many people use Ruby in their daily jobs. Others just as a hobby. Hereyou’ll find a small sample of real world usage of Ruby.
NASA Langley Research Center uses Ruby to conduct simulations.
A research group inMotorola uses Ruby to script a simulator,both to generate scenarios and to post process the data.
Basecamp, a web-based project management application, is programmed entirely in Ruby.
A List Apart, a magazine for people who make websites that hasbeen around since 1997, has recently been revamped and uses a customapplication built with Ruby on Rails.
TheMetasploit Framework, a community open source projectmanaged byRapid7, is a free penetration testing platform thathelps IT professionals assess the security of their networks andapplications. The Metasploit Project consists of over 700,000 lines ofcode and has been downloaded over a million times in 2010.The commercial editions developed by Rapid7 are also based on Ruby.
TheArachni Web Application Security Scanner is a free, modular,high-performance Ruby framework aimed towards helping penetration testersand administrators evaluate the security of modern web applications.