Download Excelsior JET Updates

Excelsior JET 6.0

Excelsior JET 6.0 Maintenance Pack 1 NEW
Fixes multiple customer issues.
Status: Recommended.

Excelsior JET 5.0

Excelsior JET 5.0 Maintenance Pack 1
Fixes multiple customer issues.
Status: Highly recommended.

Excelsior JET 5.0 Java versions support add-ons
Adds support for newer Java versions. Available now is the J2SE 5.0 Update 13 (1.5.0_13) support add-on.
Status: Optional.

Excelsior JET 4.8

Excelsior JET 4.8 Maintenance Pack 3
Fixes multiple customer issues. See Release Notes for details.
Status: Highly recommended.

Excelsior JET 4.8 US-DST Changes Hotfix
Provides changes of US Daylight Savings Time rules in JET Runtime. See Release Notes for details.
Status: Highly recommended for JET customers that distribute their software in North America.

Plug-in for IntelliJ IDEA
IntelliJ IDEA Plug-in streamlines optimizing, deploying and running Java applications using Excelsior JET Toolkit. See Release Notes for details.
Status: Optional.

Excelsior JET 4.8 Java versions support add-ons

Adds support for newer Java versions. Available now is the J2SE 5.0 Update 11 (1.5.0_11) support add-on.
Status: Optional.

Excelsior JET 4.8 Maintenance Pack 2
Adds Windows Vista support and support for Excelsior JET Plug-in for IntelliJ IDEA. Necessary for Java SE 5.0 Update 11 support.
Status: Highly recommended.

Excelsior JET 4.8 Maintenance Pack 1
Fixes a few customer issues. See Release Notes for details.
Status: Highly recommended.

Excelsior JET 4.5

Excelsior JET 4.5 Maintenance Pack 4
Fixes multiple customer issues. See Release Notes for details.
Status: Highly recommended.

Excelsior JET 4.5 Java versions support add-ons
Add support for newer Java versions. Available now is the Java SE 5.0 Update 8 (1.5.0_08) support add-on.
Status: Optional.

Excelsior JET 4.5 Maintenance Pack 3
Fixes a JIT crash on DEP-enabled systems and a few other customer issues. See Release Notes for details.
Status: Highly recommended.

Excelsior JET 4.5 Maintenance Pack 2
Fixes a few customer issues. See Release Notes for details.
Status: Optional.

Excelsior JET 4.5 Maintenance Pack 1
Fixes an issue specific to a particular customer.
Status: Not available publicly.

Excelsior JET 4.1 EOL

Excelsior JET 4.1 Maintenance Pack 2
Fixes multiple customer issues. See Release Notes for details.
Status: Highly recommended.

Excelsior JET 4.1 Java versions support add-ons
Add support for newer Java versions. Available now is the Java SE 5.0 Update 6 (1.5.0_06) support add-on.
Status: Optional.

Excelsior JET 4.1 Maintenance Pack 1
Fixes a few customer issues. See Release Notes for details.
Status: Windows: Mandatory for DEP-enabled systems, Linux: Optional.

Excelsior JET 4.0 EOL

Excelsior JET 4.0 Maintenance Pack 3
Fixes multiple customer issues. See Release Notes for details.
Status: Highly recommended.

Excelsior JET 4.0 Maintenance Pack 2
Fixes a few customer issues. See Release Notes for details.
Status: Windows: Mandatory for DEP-enabled systems, Linux: Optional.

Excelsior JET 4.0 Java versions support add-ons
Add support for newer Java versions. Available now is the Java SE 5.0 Update 5 (1.5.0_05) support add-on.
Status: Optional.

Excelsior JET 4.0 Maintenance Pack 1
Fixes a few customer issues.
Status: Optional.

Excelsior JET 3.7 EOL

This version has reached End Of Life status.

Excelsior JET 3.7 Maintenance Pack 4
Fixes many customer issues. See Release Notes for details.
Status: Windows: Mandatory for DEP-enabled systems, Linux: Optional.

Excelsior JET 3.7 Maintenance Pack 3
Adds support for J2SE 5.0 Update 4. Fixes many customer issues, mostly in the Linux version.
Status: Windows: Optional, Linux: Mandatory for kernel 2.6.12 or higher.

Excelsior JET 3.7 Maintenance Pack 2
Adds support for J2SE 5.0 Update 3. Fixes multiple customer issues.
Status: Windows: Optional, Linux: Mandatory for kernel 2.6.11.

Excelsior JET 3.7 Maintenance Pack 1
Adds support for J2SE 1.4.2_08. Fixes multiple customer issues.
Status: Optional.

Excelsior JET 3.7 for Linux JDK/JRE Detection Hotfix Makes Excelsior JET 3.7 for Linux recognize non-RPM installations of JDK/JRE 1.5.0_xx.
Status: Optional.

JetPerfect Global Optimizer
Free add-On for Excelsior JET 3.7 Professional Edition, enabling global optimizations
Status: Optional. Not required for the Evaluation Package.

Excelsior JET 3.6 EOL

This version has reached End Of Life status.

Excelsior JET 3.6 Maintenance Pack 5
Fixes many customer issues. See Release Notes for details.
Status: Highly recommended

Excelsior JET 3.6 Maintenance Pack 4
Adds support for J2SE 1.3.1_13, 1.3.1_14, and 1.4.2_07 and fixes multiple customer issues. See Release Notes for details.
Status: Windows: Mandatory for DEP-enabled systems, Linux: Optional.

Excelsior JET 3.6 Maintenance Pack 3
Adds support for J2SE 1.4.2_06. Fixes multiple customer issues.
Status: Optional.

Excelsior JET 3.6 Maintenance Pack 2
Adds support for J2SE 1.3.1_13. Fixes multiple customer issues.
Status: Optional.

Excelsior JET 3.6 Maintenance Pack 1
Adds support for J2SE 1.4.2_05. Fixes multiple customer issues.
Status: Optional.

Excelsior JET 3.5 EOL

This version has reached End Of Life status.

Excelsior JET 3.5 Maintenance Pack 3
Adds support for J2SE 1.3.1_11 and 1.4.2_04. Fixes multiple customer issues.
Status: Optional.

Excelsior JET 3.5 Maintenance Pack 2
Fixes multiple customer issues.
Status: Optional.

Excelsior JET 3.5 Maintenance Pack 1
Adds support for J2SE 1.4.1_07. Fixes multiple customer issues.
Status: Optional.

Excelsior JET 3.15 EOL

This version has reached End Of Life status.

MakeUSG utility for Excelsior JET 3.15 Pro
Creates a .usg file including all entities from the given jar.
Status: Optional, Professional Edition only.

Excelsior JET 3.15 Maintenance Pack 3
Adds support for JRE 1.4.2_02, 1.4.2_03, 1.4.1_06 and 1.3.1_10. Fixes multiple customer issues.
Status: Optional.

Excelsior JET 3.15 Maintenance Pack 2
Fixes a few customer issues not fixed by MP1.
Status: Optional.

Excelsior JET 3.15 Maintenance Pack 1
Adds support for JRE 1.4.2_01, 1.4.1_05 and 1.3.1_09. Fixes multiple customer issues.
Status: Optional.

Excelsior JET 3.11 EOL

This version has reached End Of Life status.

Excelsior JET 3.11 JRE Microversions Update
Adds support for JRE 1.3.1_08 and 1.4.1_03.
Status: Optional.

Excelsior JET 3.0 EOL

This version has reached End Of Life status.

Excelsior JET 3.0 JNI Version Fix
Makes JET interoperable with Java libraries that use JNI 1.1.
Status: Required to compile the latest version of SWT, otherwise optional.

Excelsior JET 2.5x EOL

This version has reached End Of Life status.

Excelsior JET 2.51
Incorporates the JetPack Update and adds support for J2SE 1.4.0_01.
Status: Optional.

Excelsior JET 2.5x Maintenance Pack 1
Fixes various compiler issues. Adds the SWT sample.
Status: Optional.

Excelsior JET 2.5 JetPack Update
Fixes multiple bugs in the JetPack utility. This Update is incorporated in JET 2.51.
Status: Mandatory for users of v2.5, not required for users of v2.51.