Ehcache is an open source Java distributed cache for general purpose caching.
Key/Value
http://ehcache.org/
https://github.com/ehcache/ehcache3
http://www.ehcache.org/documentation/
US
2003
Terracotta, Inc.
Open Source
Java
All OS with Java VM
Apache v2
https://en.wikipedia.org/wiki/Ehcache