To celebrate Java’s 25th anniversary this year and the latest release of Java 15, JetBrains has compiled data from multiple sources to look at what the current state of the language is.

This story, “JetBrains ships IntelliJ Idea Java IDE upgrade,” was originally published at InfoWorld.com. Follow the latest developments in application development at InfoWorld.com.

JetBrains, which has provided its IntelliJ Idea Java IDE as a commercial product, now is offering a preview of a free, open source version of the IDE.

JetBrains is shipping version 9 of its IntelliJ Idea IDE for Java, this time offering both commercial and open source versions.