This chapter presents Agile SPI, a framework in which the main goal is to motivate small and medium size enterprises (SMEs) towards improving and certifying their software development processes. This framework was born in the SIMEP-SW project where a software process improvement model for supporting process improvement in the Colombian software industry context was built. We present Agile SPI, its origin, development, principles, architecture, main components, and the initial experiences.Request access from your librarian to read this chapter's full text.