This document analyzes San Diego's software ecosystem and its economic impact. It finds that software development has a $12.2 billion total economic impact and supports over 100,000 jobs in San Diego. San Diego ranks 10th among major US metro areas in a "software power index" that measures factors like the concentration of software developers and capital investment. The software industry is growing rapidly in San Diego, with an expected 18.1% growth in software jobs over the next year.