Sometimes it feels like the conventional wisdom is that open source is struggling for a business model. But despite the competition from AWS, MongoDB is now a p

Sometimes it feels like the conventional wisdom is that open source is struggling for a business model. But despite the competition from AWS, MongoDB is now a public company worth $7 billion. Quarterly revenue is $90 million. It seems like they have found a decent business model, to me. The formula: make popular open source software, get an audience of people who happily use that software, sell related services to that audience.