Current Documentation

Ehcache 3.1 User Guide Core JavaDoc
Clustered Module JavaDoc
Transactions Module JavaDoc
Ehcache 2.10.x User Guide also available as PDF JavaDoc
Platform and Release Compatibility Tables  
License (Apache 2.0), 3rd Party Licenses (Apache 2.0), Legal Notices  

In addition to the documentation, there are a number of resources available online - see the Resources page for links to some of them.

If you don’t find what you’re looking for in the docs, post a question to the Ehcache support forums.

Release Notes

Release Notes (all versions)

Historical Versions

Ehcache 3.0 User Guide JavaDoc
Ehcache 2.9.x User Guide JavaDoc
Ehcache 2.8.x User Guide JavaDoc
Ehcache 2.7.x JavaDoc
Ehcache 2.6.x User Guide (pdf) JavaDoc
Ehcache 2.5.x User Guide (pdf) JavaDoc
Ehcache 2.4.1 User Guide (pdf) JavaDoc
Ehcache 2.4 User Guide (pdf)  
Ehcache 2.0 - 2.3 User Guide (pdf)  
Ehcache 1.7.1 User Guide (pdf)  
Ehcache 1.6 User Guide (pdf)  
Ehcache 1.5 User Guide (pdf)  
Ehcache 1.4 User Guide (pdf)  
Ehcache 1.3.0 User Guide (pdf)  
Ehcache 1.2.4 User Guide (pdf)  
Ehcache 1.2.4 User Guide (pdf)  
Ehcache 1.2.3 User Guide (pdf)