Excelsior JET is a Java application solution offering acceleration, protection, and deployment services. It is Java SE 6 Compatible certified, with Version 7.2 boasting extra features such as reduced build time, and its latest addition, the Startup Accelerator.

Moreover, this software offers dependable protection for your Java code, as it prevents decompilation while still maintaining optimal performance. Another great feature of Excelsior JET is its ability to create professional and compact installers for your Java applications, without requiring any dependency on the JRE.
This software also enables you to create pre-installed Java applications, allowing you to save a significant amount of storage space on flash media devices such as USB drives. The Excelsior JET Optimizer works by expertly converting your application's classes and jars into highly optimized Intel x86 code, resulting in a native executable for the Microsoft Windows or Linux platform.
To accomplish this, the executable is linked with Excelsior JET Runtime, which provides a complete implementation of the Java SE 6 platform. Additionally, the Excelsior JET Installation Toolkit allows for the expedited creation of complete installation packages for your optimized Java applications.
Excelsior JET is certified Java Compatible on a range of Microsoft Windows and Linux (IA-32) platforms. Version 7.2 of this software offers the Startup Accelerator, allowing for even faster application launches. Additionally, Excelsior JET 7.2 has improved build times, enabling more efficient and streamlined software development. Overall, Excelsior JET is a superior software for optimizing your Java applications, with impressive features and capabilities.
Version 7.2: Further application startup optimization, faster builds, Java SE 6u20 support
Version 7.0: Apache Tomcat supported at the JVM level, enabling protection of Java Web applications from decompilation and tampering
Version 6.5: Equinox OSGi Runtime supported at the JVM level, enabling protection of Eclipse RCP applications from decompilation and tampering
Version 6.4: Encryption of program data and resources, Startup Optimizer
Version 6.0: Java SE 6 Support
Version 5.0: Application download size reduction through Java Runtime Slim-Down, substantial performance improvements
Version 4.5: Application download size reduction and Excelsior Installer rebranding now possible, numerous performance and ease-of-use improvements
Version 4.1: Numerous ease-of-use improvements and customer-requested enhancements to the Excelsior Installation Toolkit
Version 4.0: Certified Java(tm) Compatible
Version 3.7: This release focuses on J2SE 5.0 API support, parallel execution on multi-CPU systems and code performance improvements.