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Eclipse Adoptium

Eclipse Adoptium is an Eclipse Foundation working group and project that provides open, TCK-certified Java runtimes and related tooling for production use across multiple platforms and architectures (Java platform infrastructure).

  • Builds and distributes Temurin, an OpenJDK-based, TCK-compliant Java Secure Element (SE) runtime (Java runtime distribution).
  • Offers cross-platform binaries for multiple operating systems and processor architectures (multi-platform runtime support).
  • Focuses on secure, reproducible builds and verification processes for Java runtimes (software supply chain and compliance).
  • Coordinates long-term maintenance, updates, and security patches for supported Java versions (runtime lifecycle management).
  • Operates under open governance at the Eclipse Foundation with vendor-neutral collaboration among organizations and contributors (open-source governance).

More About Eclipse Adoptium

Eclipse Adoptium is a working group and technical project hosted by the Eclipse Foundation that focuses on producing high-quality, open, TCK-certified Java runtimes based on OpenJDK for a broad range of enterprise and cloud deployment scenarios (Java platform infrastructure).

The project’s primary output is Eclipse Temurin, a distribution of OpenJDK that passes the official Java Technology Compatibility Kit and implements the Java Platform, Standard Edition specification (Java runtime distribution). Temurin binaries are produced for multiple Java versions and are made available for a variety of operating systems and architectures, including common enterprise platforms such as Linux, Windows, and macOS, and common Central Processing Unit (CPU) families such as x86_64 and AArch64, depending on the specific release (multi-platform runtime support).

Adoptium focuses on reproducible build pipelines, repeatable test processes, and quality criteria that include functional, performance, and compliance testing to validate the Java runtimes before publication (software supply chain and compliance). These processes are managed in open-source repositories under the Eclipse Foundation, allowing organizations to inspect build configurations, test suites, and release workflows to support audit and governance requirements.

For enterprises, Eclipse Adoptium serves as a vendor-neutral source of Java runtimes for application servers, microservices platforms, data processing frameworks, and desktop or backend applications (enterprise application platform runtime). Organizations can integrate Temurin binaries into container images, Continuous Integration and Continuous Deployment (CI/CD) pipelines, and configuration management systems to standardize Java runtime versions across environments. The project’s focus on TCK compliance supports compatibility with the Java SE specification, which helps maintain application portability across compliant JVM implementations.

Adoptium’s work is coordinated through an Eclipse Foundation working group that includes member organizations, vendors, and individual contributors (open-source governance). This group defines technical and process guidelines, oversees infrastructure for builds and testing, and manages branding and distribution policies. The governance model supports predictable release cadences aligned with upstream OpenJDK updates, including security and bug-fix releases (runtime lifecycle management).

Within an enterprise technology catalog, Eclipse Adoptium can be categorized as a Java runtime distribution and lifecycle project that provides certified binaries, build and test infrastructure, and a governance framework for OpenJDK-based runtimes. It is relevant in contexts such as platform engineering, application modernization, cloud-native deployment, and standardized base image curation, where consistent and verifiable Java runtimes are required.