JaCoCo Java Code Coverage Library

JaCoCo is a free code coverage library for Java, which is currently developed by the EclEmma team based on the lessons learned from using and integration existing libraries over the last three years.

Latest Builds

The trunk version of JaCoCo is published on this site on a regular base. Due to the test driven development approach every build is considered fully functional. See change history for latest features and bug fixes.

• Coverage Report
• Documentation
• Download

Milestone Releases

Beside the latest builds above we create official milestone releases:

Contact/Feedback

Please don't hesitate to get in touch and provide feedback in the developer forum. We're particular curious about your

• experience with using or integration JaCoCo,
• missing features we don't have yet on the task list and
• any kind of suggestions for functional or implementation improvements.