With its ease of running code in many environments, the Java platform attracts a large share of open-source development interest.

The Java ecosystem is bursting with tools and frameworks for just about every programming need. Here are seven open source Java projects you don't want to miss.

NetBeans, a popular Java IDE formerly supported by Sun Microsystems and later Oracle, has graduated from the Apache Software Foundation's incubator to become a top-level project, where it will benefit ...