Eclipse is a modular IDEIntegrated development environment — an editor with debugging, build tools, and project management built in.: JDT for JavaA portable language running on the JVM — dominant in enterprise servers, Android, and big data., PDE for plugins, and an OSGi runtime that hosts thousands of extensions. It became the foundation for AndroidGoogle's open mobile operating system — the dominant platform for smartphones worldwide. Studio's ancestor tooling, enterprise JavaA portable language running on the JVM — dominant in enterprise servers, Android, and big data. shops, and the Eclipse Foundation's language IDEs. TeamsMicrosoft Teams — chat, video calls, and Office integration for workplace collaboration. extend it with plugins instead of forking a monolithic editor.

Eclipse proved a vendor-neutral, extensible IDEIntegrated development environment — an editor with debugging, build tools, and project management built in. platform could rival commercial tools.

Its plugin model influenced VS Code extensions and Language Server Protocol workflows decades later.