Learn about the state of quality in the world's leading open source projects. The 2013 Coverity Scan Open Source Report details the analysis of the Scan services' most active open source projects, totaling over 250 million lines of open source software code.

In addition, the report details the results of over 500 million lines of proprietary code from a sample of anonymous Coverity users.

In this year's report, you will find out:

  • What the new bar is for good quality software.
  • How open source code stacks up against proprietary code.
  • Best practices that leading open source projects, like Linux, have adopted to sustain high quality software.
  • The state of software quality in the world's most popular Big Data projects including Hadoop, HBase and Cassandra.
  • How leading open source projects fixed more than 95,000 defects through the adoption of development testing.