Open Source Business Models

John Koeing of IT Manager's Journal wrote an article discussing 7 open source business models:

1. The Optimization Strategy :: (see Clayton Christensen and his Innovator's Dilemma)
2. The Dual License Strategy :: (see the GNU GPL and Sleepycat's license)
3. The Consulting Strategy :: (see Clay Shirky's Open Source Interest Horizon)
4. The Subscription Strategy :: (see related Culpepper article)
5. The Patronage Strategy ::
6. The Hosted Strategy :: (See Scott McNealy's predictions)
7. The Embedded Strategy ::

Frank Heckler also wrote an older article about open source business models.

Ganesh Prasad muses over open source-onomics.