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Apache NetBeansBlueJ
Free

Free and open source under the Apache License 2.0.

 Free

Free and open source under the GPL-2.0 with the Classpath Exception.

Windows, macOS, Linux Windows, macOS, Linux
  • Strong Java support with semantic highlighting and refactoring
  • Project wizards and templates for Java and PHP
  • Designed for beginners learning Java
  • Native installers for Windows, macOS and Linux, including ARM64
  • Heavier than lightweight editors
  • Tutorials are partly under review
  • Java only
  • Requires a 64-bit operating system; 32-bit users need the old 4.1.4 release
Downloadable app Downloadable app
Open source Open source
License: Apache-2.0 License: GPL-2.0-only WITH Classpath-exception-2.0
No account needed No account needed
Not stated if it works offline Not stated if it works offline

Checked September 23, 2026

Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.