Java Implementations

• Small Footprint
• Standard Edition

• Research Systems

• Aonix  - Offers consultancy and training services for real-time and embedded software development. Includes downloadable demos, and evaluation versions available by request.
• BeKaffe  - Provides screenshots, downloadable releases and notes, FAQs and other related documents on the project.
• Classpath Extensions  - Presents the GNU classpath extensions project that creates free editions of the extension libraries in Java.
• GNU Classpath  - Recounts updated information about the project’s versions that are available for downloading. Includes release notes, answers to frequently asked questions, and success stories.
• GNU Compiler for the Java Programming Language  - Chronicles news and other updates on the source code compiler. Contains FAQs, a GCJ manual and various instructional documents.
• IBM: Developer Kits  - List of downloadable releases of development systems for the Java programming language with guides that consider the kits’ security and platforms.
• Java Virtual Machine  - Provides information about the foundation of the Java platforms called the JVM. With FAQs, updates associated news and downloadable versions of its software.
• JC Virtual Machine  - Implementation of the JVM that is able to convert class files into C source files with its list of features and other related documents.
• Jikes  - Presents the Java-based compiler that transforms source files in the Java programming language. With FAQs, downloads, and viewable bugs.
• JN Bridge  - Features the latest product called JNBridge Pro with discussions on its performance and interoperability. Comprises of white papers, demos, case studies, and examples for added information.
• Kaffe  - Defines the implementation of the JVM with downloadable release versions. Contains answers to several frequently asked questions, list of ports and projects, and a gallery of screenshots.
• Open Run-time Platform  - Contains downloadable files for the ORP open-source implementation. Each file includes a release note.
• SourceForge: JJOS  - Offers a free downloadable open Java-based operating system that merges jJOS kernel and decaf VM.
• World Wide Walrus: Java for the Amiga  - Contains introductory information, downloads with installation discussions, and projects and packages about the Amiga.