memcached

Free & open source, high-performance, distributed memory object caching system, generic in nature, but intended for use in speeding up dynamic web applications by...

Free Open Source Mac OS X Linux

cachelot

Cachelot works within a fixed amount of memory. No garbage collector. Small metadata, near perfect memory utilization (overhead is 5-7% of the total memory). Smooth...

Free Open Source Mac OS X Linux

Apache Ignite

high-performance, integrated and distributed in-memory platform for computing and transacting on large-scale data sets in real-time.

Free Mac OS X Windows Linux Web

Infinispan

A distributed in-memory key/value data store with optional schema. It can be used both as an embedded Java library and as a language-independent service accessed...

Free Open Source Mac OS X Windows Linux

XAP

XAP is an in-memory computing software platform that processes all your data & applications in real time. XAP works by enabling an entire application to run on a...

Commercial Mac OS X Windows Linux