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Eclipse IDE vs Language Support for Java(TM) by Red Hat: catalog facts
Eclipse IDE	Language Support for Java(TM) by Red Hat
Free The open-source application is available without a license fee.	Free Free to install from the Visual Studio Marketplace.
Windows, macOS, Linux	Windows, macOS, Linux
Huge plugin marketplace covering languages and domains other IDEs ignore Entirely open source and free for commercial use	Code completion, linting, formatting and refactoring for Java Maven and Gradle projects recognised automatically
The workspace and perspective model feels dated and confuses newcomers Plugin quality varies widely and conflicts are common	Only works inside Visual Studio Code Other platforms need a separately installed JDK 25 or newer
Downloadable app	Downloadable app
Open source	Closed source
License: EPL-2.0	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked October 1, 2026

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