Esper is distributed in several packaged formats for your convenience.

Download Checksum Signature License
Esper 9.0.0 (tar.gz) esper-9.0.0.tar.gz esper-9.0.0.tar-gz.md5 esper-9.0.0.tar-gz.asc GNU GPL(GPL v2)
Esper 9.0.0 (zip) esper-9.0.0.zip esper-9.0.0.zip.md5 esper-9.0.0.zip.asc GNU GPL(GPL v2)

Maven Information:

Use the following dependencies in your Maven POM:

<dependency>
 <groupId>com.espertech</groupId>
 <artifactId>esper-common</artifactId>
 <version> ... </version>
</dependency>
<dependency>
 <groupId>com.espertech</groupId>
 <artifactId>esper-compiler</artifactId>
 <version> ... </version>
</dependency>
<dependency>
 <groupId>com.espertech</groupId>
 <artifactId>esper-runtime</artifactId>
 <version> ... </version>
</dependency>

Bug Fix Service Packs

Please navigate to the issues at Github.

Previous Releases

Earlier versions of Esper can be downloaded from here.

Source Code Access

The source code for the Esper project is available through Github.