Excelsior JET 6.0

Dmitry Leskov ❘ Commercial

Excelsior JET: A Java Application Compiler that Delivers

Pete Milner

01/06/2025

Excelsior JET effectively compiles Java applications into native executable files, providing improved performance and ease of deployment while maintaining compatibility with Java standards.

Excelsior JET: A Comprehensive Review

Excelsior JET is a robust software application developed by Dmitry Leskov that offers a unique solution for optimizing and accelerating the performance of Java applications. With its ahead-of-time (AOT) compiler technology, Excelsior JET transforms Java applications into highly optimized native executables that run faster and consume less memory compared to traditional just-in-time (JIT) compiled Java applications.

Key features of Excelsior JET include:

AOT Compilation: Excelsior JET translates Java bytecode into optimized machine code at compile time, resulting in improved performance and reduced startup times.
Native Executables: The software generates standalone native executables that do not require a Java Runtime Environment (JRE) for deployment, simplifying the distribution process.
Memory Efficiency: Excelsior JET's optimizations help reduce memory overhead, making it ideal for resource-constrained environments.
Application Protection: The software provides tools for code obfuscation and encryption to secure intellectual property and prevent reverse engineering.
Compatibility: Excelsior JET supports Java SE 6, 7, 8, and 11, ensuring compatibility with a wide range of Java applications.

Developers and organizations looking to enhance the performance and security of their Java applications can benefit from Excelsior JET's advanced optimization capabilities. By utilizing AOT compilation and generating native executables, users can achieve superior performance improvements and streamline the deployment process.

Excelsior JET by Dmitry Leskov is a powerful tool for optimizing Java applications, offering enhanced performance, reduced memory consumption, and strong application protection features. With its innovative AOT compilation technology, Excelsior JET stands out as a valuable solution for developers seeking to maximize the efficiency and security of their Java applications.

Overview

Excelsior JET is a Commercial software in the category System Utilities developed by Dmitry Leskov.

The latest version of Excelsior JET is 6.0, released on 02/18/2008. It was initially added to our database on 08/24/2007.

Excelsior JET runs on the following operating systems: Windows.

Excelsior JET has not been rated by our users yet.

Pros

Excelsior JET offers excellent performance optimization for Java applications through its Ahead-Of-Time (AOT) compiler, resulting in faster startup times and reduced memory usage.
The tool provides a secure runtime environment that protects Java applications from reverse-engineering and tampering.
It offers cross-platform deployment capabilities, allowing Java applications to be compiled into native executables for various operating systems.
Excelsior JET boasts comprehensive support for various Java technologies and libraries, ensuring compatibility with a wide range of existing Java codebases.
The software comes with a user-friendly interface and detailed documentation, making it accessible for developers of varying skill levels.

Cons

Excelsior JET can be expensive for small development teams or individuals, as it requires purchasing a license for commercial use.
The AOT compilation process may result in longer build times compared to Just-In-Time (JIT) compilation, potentially impacting development efficiency in certain scenarios.
While the performance optimizations are impressive, developers may need to adjust their coding practices to leverage the full benefits of Excelsior JET's AOT compilation.

FAQ

What is Excelsior JET?

Excelsior JET is a Java Virtual Machine (JVM) and ahead-of-time (AOT) compiler combo developed by Excelsior LLC. It compiles Java applications into highly optimized natively executable binaries.

What are the benefits of Excelsior JET?

Excelsior JET offers improved application performance, reduced memory consumption, and protection of intellectual property through native code. It also enables faster startup times and reduced deployment footprint for Java applications.

In what scenarios is Excelsior JET used?

Excelsior JET is commonly used when Java applications need to be distributed as standalone executables, without requiring end-users to have a JVM installed. It is also used in cases where optimized performance and memory management are critical.

Does Excelsior JET support all Java features?

Excelsior JET supports a wide range of Java features, including most of the core Java SE libraries, multi-threading, reflection, RMI, and more. However, certain advanced features such as dynamic class loading might have limitations or require additional configuration.

What platforms does Excelsior JET support?

Excelsior JET supports multiple platforms including Windows (32-bit and 64-bit), macOS (64-bit), and Linux (32-bit and 64-bit). It also provides support for various JVM languages such as Kotlin, Groovy, Scala, and JRuby.

Is Excelsior JET compatible with popular Java frameworks and tools?

Yes, Excelsior JET is generally compatible with most popular Java frameworks and tools, although some modifications or configuration adjustments might be required. It is recommended to consult the Excelsior JET documentation for specific compatibility information.

How does Excelsior JET handle application updates or patches?

Excelsior JET supports incremental updates, allowing you to deliver patches and updates as small binary files. The Just-in-Time (JIT) compiler technology in Excelsior JET ensures that only modified portions of the application need to be updated.

Does Excelsior JET provide any tools for performance profiling and optimization?

Yes, Excelsior JET includes a set of performance profiling and optimization tools designed to help developers identify bottlenecks, optimize code, and improve application performance. These tools are integrated into the Excelsior JET installation.

Can Excelsior JET compile Java applications for mobile platforms?

No, Excelsior JET focuses on desktop and server platforms and does not currently support compiling Java applications specifically for mobile platforms like Android or iOS.

What kind of support options are available for Excelsior JET?

Excelsior LLC provides various support options including online documentation, knowledge base articles, forums, and comprehensive technical support plans. Support plans offer direct access to the Excelsior JET development team for assistance and issue resolution.

Pete Milner

I'm Pete, a software reviewer at UpdateStar with a passion for the ever-evolving world of technology. My background in engineering gives me a unique insight into the intricacies of software, allowing me to provide in-depth, knowledgeable reviews and analyses. Whether it's the newest software releases, tech innovations, or the latest trends, I'm here to break it all down for you. I work from UpdateStar’s Berlin main office.

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