Continuuity Inc., whose software makes it easier for developers to build applications that run on the big-data storage and analysis system Hadoop, has changed its name to Cask and will put its technology into open source.

The company has also named Boyd Davis, a former vice president and general manager at Intel , as its chief operating officer. Most recently, Mr. Davis managed Intel’s Datacenter Software Division, where he said he developed the strategy that drove Intel’s $740 million investment into the Hadoop vendor Cloudera...