It looks like Red Hat will reach revenue of $1 billion dollars in 2011. This number is based Red Hat’s recent quarter. In any case, it will be a remarkable achievement, considering Red Hat’s business is based on open-source software. Only a handful of software companies can claim the $1 billion dollar mark.
This goes to show you, the impact of open-source software to businesses today. Even though it’s hard to track down and quantify open-source use, businesses rely on open-source software more than it’s realized. Redhat’s source of revenue comes mainly from their server side of the business, in terms of subscriptions, training and other services.