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Apache NetBeansTheia IDE
Free

Free and open source under the Apache License 2.0.

 Free

Free and open source.

Windows, macOS, Linux Windows, macOS, Linux, Web
  • Strong Java support with semantic highlighting and refactoring
  • Project wizards and templates for Java and PHP
  • Runs VS Code extensions from Open VSX
  • Available on desktop and online
  • Heavier than lightweight editors
  • Tutorials are partly under review
  • Uses Open VSX rather than the Microsoft extension marketplace
  • Smaller user community than VS Code
Downloadable app Downloadable app, Web application
Open source Open source
License: Apache-2.0 License not stated
No account needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked September 23, 2026

Checked September 23, 2026

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