DrJava is a lightweight development environment for writing Java programs. It is designed primarily for students, providing an intuitive interface and the ability to interactively evaluate Java code. It also includes powerful features for more advanced users. DrJava is available for free under the DrJava Open Source License, and it is under active development by the JavaPLT group at Rice University.

A new beta release of DrJava (drjava-beta-20080820-r4639) is now available with improvements from the recent development releases! Please help us test this version in preparation for the next stable release. You can read the release notes on the SourceForge download page.

The current stable release for DrJava is drjava-stable-20080106-0744 . This version supports Java 1.4, Java 5, and Java 6. You can read the release notes on the SourceForge download page.

DrJava Beta Release 20080820   2008-08-20 16:25 - DrJava
Available for download at http://drjava.org. This beta release incorporates a number of improvements since the last DrJava stable release.

Most prominently, a bug in JDK 1.6.0_04+ has rendered previous stable versions of "drjava.exe" unusable when compiling with affected JDKs (a "Cannot read zip file entry" error will occur). This release addresses the issue.
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DrJava Development Release 20080717   2008-07-17 22:33 - DrJava
Available for download at http://drjava.org. This development release includes a complete, transparent workaround for "cannot read zip file entry" errors occurring when Windows exe users attempt to compile using javac 1.6.0_04+. The workaround removes drjava.exe from the class path and replaces it with a temporary junit.jar file.
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Latest Development Release Removed   2008-07-08 21:30 - DrJava
Due to problems in the new interpreter that was introduced in January 2008, the latest development release has been removed from DrJava's main page. It is still available through SourceForge:

http://sourceforge.net/project/showfiles.php?group_id=44253&package_id=36727&release_id=592357
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DrJava Development Release Update: 20080415   2008-04-15 16:03 - DrJava
An update to last week's development release has been posted. This release packages the OS X application as a tar/gzip archive rather than a zip archive, due to reports of file-permission problems on some systems. It also includes an automatic update-checking facility.
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The DrJava Team thanks YourKit, LLC for providing free licenses of the YourKit Java Profiler.