Top 10 Oracle Java Downloads Alternatives & Competitors

Top 10 Alternatives to Oracle Java Downloads Recently Reviewed By G2 Community

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Amazon Corretto
By Amazon Web Services (AWS)
4.5/5
(127)
Product Description
Amazon Corretto is a no-cost, multi-platform, production-ready distribution of the Open Java Development Kit (OpenJDK). It offers long-term support with regular performance enhancements and security fixes. Amazon utilizes Corretto internally across thousands of production services, ensuring its reliability and compatibility with the Java SE standard. Developers can use Corretto to build and run Java applications on various operating systems, including Linux, Windows, and macOS. Key Features and Functionality: - Long-Term Support (LTS): Provides ongoing updates, including performance improvements and critical security patches, allowing developers to upgrade versions as needed. - Production-Ready: Certified to meet the Java SE standard, making it suitable as a direct replacement for many Java SE distributions. - Multi-Platform Support: Compatible with multiple operating systems, including Linux (x64 and aarch64), Windows (x64), macOS (x64 and M1), Alpine Linux (x64), and Amazon Linux 2 (x64 and aarch64). Docker images are also available in Amazon Elastic Container Registry (Amazon ECR) Public Gallery and Docker Hub. - No-Cost Availability: Available for download and use at no cost, with no additional paid features or restrictions. Primary Value and User Solutions: Amazon Corretto addresses the need for a reliable, secure, and cost-effective Java development environment. By offering a free, production-ready distribution of OpenJDK with long-term support, it enables developers to build and maintain Java applications without incurring licensing fees. Its multi-platform compatibility ensures a consistent development experience across different environments, while regular updates provide ongoing performance enhancements and security fixes, reducing maintenance overhead and enhancing application stability.
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Reviewers say compared to Oracle Java Downloads, Amazon Corretto is:
More usable
Categories in common with Oracle Java Downloads:
Java Development Kit (JDK) Distributions

Azul Platform Core (Zulu)
By Azul Systems
4.9/5
(58)
Product Description
Azul is the only company 100% focused on Java, delivering the most trusted Java platform to the modern cloud enterprise. We provide the world’s best commercial support for OpenJDK to our customers by prioritizing their success, maintaining our unwavering commitment to innovation and excellence, and advancing Java through community leadership.
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Reviewers say compared to Oracle Java Downloads, Azul Platform Core (Zulu) is:
More usable
Better at meeting requirements
Better at support
Categories in common with Oracle Java Downloads:
Java Development Kit (JDK) Distributions

Microsoft Build of OpenJDK
By Microsoft
4.2/5
(16)
Product Description
The Microsoft Build of OpenJDK is a free, open-source distribution of the Open Java Development Kit provided by Microsoft. It offers Long-Term Support binaries for Java versions 11, 17, and 21, compatible with x64 and AArch64/ARM64 architectures across Windows, macOS, and Linux platforms. Designed as a drop-in replacement for other OpenJDK distributions, it ensures seamless integration for developers and enterprises. Key Features and Functionality: - Cross-Platform Compatibility: Supports multiple operating systems, including Windows, macOS, and Linux, on both x64 and AArch64/ARM64 architectures. - Long-Term Support : Provides LTS releases for Java 11, 17, and 21, with regular quarterly updates to ensure stability and security. - Open Source and Free: Available at no cost, allowing unrestricted deployment and use across various environments. - Azure Integration: Optimized for Microsoft Azure services, facilitating efficient deployment and management of Java applications in the cloud. - Quality Assurance: Binaries are tested against the Eclipse Adoptium Quality Assurance suite and have passed the Java Technology Compatibility Kit , ensuring compliance with Java specifications. Primary Value and Problem Solved: The Microsoft Build of OpenJDK addresses the need for a reliable, secure, and well-supported Java development environment, particularly for enterprises and developers utilizing Microsoft products and services. By offering a free, open-source, and LTS-supported JDK, it ensures compatibility and performance across diverse platforms. Its seamless integration with Azure simplifies the deployment and management of Java applications in the cloud, providing a cohesive and efficient development experience.
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Categories in common with Oracle Java Downloads:
Java Development Kit (JDK) Distributions

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Liberica JDK
By BellSoft
5/5
(14)
Product Description
Progressive Java Runtime for modern Java™ deployments supported by a leading OpenJDK contributor. Free and 100% open source. Lead the future. OPEN Unified Java Runtime. One runtime for cloud, server and desktop use cases Avoid vendor lock-in. We support the largest number of architectures including microservices based. Our customers can run microservices faster, saving time and money. FAST Our customers can run microservices faster, saving time and money. SECURE Our customers are assured that we continually fix, validate, test any bug or exposure. RELIABLE Our customers get direct support from our Java engineers. Saving you time and money.
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Reviewers say compared to Oracle Java Downloads, Liberica JDK is:
More usable
Better at meeting requirements
Better at support
Categories in common with Oracle Java Downloads:
Java Development Kit (JDK) Distributions

SAPMachine
By SAP
4.2/5
(20)
Product Description
SapMachine is a free, cross-platform, and production-ready distribution of the OpenJDK, maintained by SAP. It serves as the default Java Runtime for SAP's applications and services, ensuring compatibility and reliability. Designed to be Java SE certified, SapMachine supports all major operating systems and offers long-term support releases that include bug fixes and performance enhancements. SAP aims to keep SapMachine closely aligned with OpenJDK, introducing additional features only when absolutely necessary. Key Features and Functionality: - Cross-Platform Support: Compatible with major operating systems, facilitating diverse deployment environments. - Long-Term Support Releases: Provides LTS versions with regular updates, including bug fixes and performance improvements. - OpenJDK Compatibility: Maintains close alignment with OpenJDK, ensuring seamless integration and minimal deviations. - SAP Enhancements: Incorporates SAP's contributions to the Java ecosystem, such as PowerPC/AIX support, elastic Metaspace, and enhanced NullPointerExceptions. Primary Value and User Solutions: SapMachine offers a robust and reliable Java runtime environment tailored for enterprise applications. By providing a Java SE-certified platform with long-term support, it addresses the need for stability and consistent performance in production settings. Its cross-platform compatibility ensures flexibility in deployment, while SAP's active maintenance and contributions to the OpenJDK ecosystem enhance the runtime's capabilities, benefiting developers and organizations seeking a dependable Java solution.
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Categories in common with Oracle Java Downloads:
Java Development Kit (JDK) Distributions

Eclipse Temurin
By ADOPTIUM
4.3/5
(2)
Product Description
Eclipse Temurin is an open-source Java SE runtime that provides high-performance, cross-platform binaries suitable for enterprise applications. Built upon the OpenJDK, Temurin is Java SE TCK certified and AQAvit verified, ensuring compatibility and reliability across the Java ecosystem. Key Features and Functionality: - Cross-Platform Support: Temurin offers consistent builds across various operating systems, including Linux, Windows, macOS, AIX, Solaris, and Docker, facilitating seamless deployment in diverse environments. - Enterprise-Ready Performance: The runtime is rigorously tested for stability and optimized for high performance, making it suitable for mission-critical enterprise applications. - Open Source Licensing: Temurin is available under open-source licenses, including the Apache License 2.0 and the Eclipse Public License 2.0, allowing for cost-effective adoption without licensing fees. - Security and Compliance: Each release undergoes comprehensive testing, including the AQAvit quality verification suite, to ensure security and compliance with Java SE standards. Primary Value and User Solutions: Eclipse Temurin addresses the need for a secure, high-quality, and vendor-neutral Java runtime. By offering a free-to-use, enterprise-ready solution, it enables organizations to reduce costs associated with proprietary Java runtimes while maintaining performance and reliability. Its cross-platform compatibility and rigorous testing make it a dependable choice for developers seeking a robust Java runtime for their applications.
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Categories in common with Oracle Java Downloads:
Java Development Kit (JDK) Distributions

IBM Semeru Runtimes
By IBM
Product Description
IBM Semeru Runtimes are no-cost, high-performance Java runtime environments designed to develop and run Java applications efficiently across diverse platforms, including on-premises, public cloud, and container orchestrators like Kubernetes and OpenShift. By integrating OpenJDK class libraries with the Eclipse OpenJ9 Java Virtual Machine (JVM, Semeru Runtimes offer rapid startup times, reduced memory usage, and robust performance, making them ideal for cloud-native and containerized applications. Key Features and Functionality: - OpenJDK Integration: Utilizes OpenJDK class libraries, ensuring compatibility with Java SE standards. - Eclipse OpenJ9 JVM: Employs the OpenJ9 JVM, optimized for fast startup and low memory consumption, enhancing performance in cloud and container environments. - Cross-Platform Support: Available on multiple hardware and software platforms, including Linux, Windows, macOS, AIX, and z/OS, supporting architectures like x64, ppc64le, ppc64, s390x, and aarch64. - Long-Term Support (LTS: Provides LTS versions such as Java 8, 11, and 17, ensuring stability and ongoing updates. - FIPS 140-3 Certified Cryptography: Includes NIST-certified FIPS 140-3 cryptographic modules, meeting stringent security standards for sensitive applications. - Flexible Licensing Options: Offers two editions: - Open Edition: Free to use under an open-source license (GPLv2+Classpath Exception. - Certified Edition: Java SE TCK-certified with an IBM license, suitable for enterprises requiring certified environments. Primary Value and Problem Solved: IBM Semeru Runtimes address the need for efficient, secure, and cost-effective Java runtime environments in modern, hybrid cloud infrastructures. By delivering rapid startup times and reduced memory usage through the OpenJ9 JVM, they enhance application performance and resource utilization. The inclusion of FIPS 140-3 certified cryptography ensures compliance with rigorous security standards, making Semeru Runtimes a reliable choice for enterprises aiming to deploy Java applications across diverse and secure environments.
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Categories in common with Oracle Java Downloads:
Java Development Kit (JDK) Distributions

Liberica JDK Embedded
By BellSoft
Product Description
Java runtime for your embedded systems Full functionality of Java™ and enhanced ARM performance and security. Embedded devices are often built to fulfill a single purpose and with the lower cost of production in mind. The runtime for such systems requires specific properties: — Lower memory footprint to take less space on the limited memory available — Security and stability for flawless app execution — Multi-platform compatibility for easy development — Enhanced performance on the low-performing system components We built Liberica for embedded to give you the full functionality of the Java programming language with enhanced performance and security.
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Categories in common with Oracle Java Downloads:
Java Development Kit (JDK) Distributions

Alibaba Dragonwell
By Alibaba
Product Description
Alibaba Dragonwell is Alibaba's in-house implementation of OpenJDK, tailored to optimize Java applications across extensive server infrastructures. Designed for large-scale e-commerce, financial, and logistics systems, Dragonwell enhances performance and scalability for distributed Java applications. It offers both Standard and Extended editions, with the latter providing additional optimizations for cloud environments. Dragonwell supports multiple JDK versions, including 8, 11, 17, and 21, and is compatible with Linux and Windows operating systems. Key Features and Functionality: - Standard Edition: Incorporates upstream OpenJDK enhancements, including bug fixes, security patches, and tool support. - Extended Edition: Builds upon the Standard Edition with additional cloud environment optimizations, extensively utilized in Alibaba's production settings. - Elastic Heap: Reduces memory consumption in microservices by enabling dynamic memory allocation, allowing for efficient memory reuse. - JWarmup: Decreases application warm-up time by dynamically pre-compiling Java code, enhancing delivery efficiency and reducing CPU load during just-in-time compilation. - Multi-Tenancy Support: Facilitates the consolidation of microservices, improving deployment density and Remote Procedure Call efficiency. - Wisp Coroutines: Enhances microservice throughput by providing lightweight concurrency mechanisms. Primary Value and User Solutions: Alibaba Dragonwell addresses the challenges of deploying and managing large-scale Java applications by offering a robust, optimized JDK tailored for high-performance and scalable environments. Its cloud-centric enhancements, such as Elastic Heap and JWarmup, enable businesses to reduce resource consumption and improve application responsiveness. By supporting multiple JDK versions and operating systems, Dragonwell ensures compatibility and flexibility for diverse deployment scenarios. Its commitment to integrating with the OpenJDK community ensures that users benefit from both Alibaba's innovations and the broader Java ecosystem's advancements.
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Categories in common with Oracle Java Downloads:
Java Development Kit (JDK) Distributions