This document summarizes the growth and development of the Spark project. It notes that Spark has grown significantly over the past year in terms of contributors, companies involved, and lines of code. Spark is now one of the most active projects within the Apache Hadoop ecosystem. The document outlines major new additions to Spark including Spark SQL for structured data, MLlib for machine learning algorithms, and Java 8 APIs. It discusses the vision for Spark as a unified platform and standard library for big data applications.