Open source is already known as a force multiplier, a factor that makes a company's staff, financing, and resources more effective. However, in the last few years, open source has started pairing with another force multiplier—crowdfunding. Now the results of this combination are starting to emerge: the creation of small, innovative companies run by design engineers turned entrepreneurs. Although the results are just starting to appear, they include a fresh burst of product innovation and further expansion of open source into business.