The Apache Software Foundation has made the Spark system a Top Level Project, signifying its “graduation” from the Apache Incubator. Quoting from the press release: “Spark is recognized for its remarkable speed and ease of use” and “Apache Spark is in use at an array of global corporations that include Alibaba, Cloudera, Databricks, IBM, Intel, and Yahoo, among others.
See the official Apache Software Foundation press release for more info as well quotes from some of your favorite AMPLab members and Spark users.
And some other press coverage: