Inmemory

php-sqlite3 is a PHP extension that lets you access SQLite3 databases within your scripts.PHP 4 and PHP 5 have already built-in support for this RDBM, but this is limited to the 2.x releases. This extension adds support for SQLite 3.x release.Current (or planned) features include:- In-memory... Platforms: PHP

Infinispan is an open source, Java based data grid platform. Infinispan is a high performance, distributed and highly concurrent data structure. JTA transactions, eviction, and passivation/overflow to disk are also supported. Features: * Data grid * Distributed cache * In-memory key-value... Platforms: Mac

Dataquay is a free open source library that provides a friendly C++ API for the popular Redland RDF data store using Qt4 classes and containers. Dataquay is simple to use and easy to integrate. It is principally aimed at Qt-based applications that would like to use an RDF datastore as backing... Platforms: Mac

JCI is a java compiler interface. It can be used to either compile java (or any other language that can be compiled to java classes like e.g. groovy or javascript) to java. It is well integrated with a FAM (FilesystemAlterationMonitor) that can be used with the JCI compiling/reloading... Platforms: Mac

An assortment of views, controllers that can be used in Cocoa based iPhone projects. Includes a thumbnail gridview, a reusable iPhone settings like tableview and an in-memory cache for images. Platforms: Mac

HSQLDB (HyperSQL DataBase) is the leading SQL relational database engine written in Java. It has a JDBC driver and supports nearly full ANSI-92 SQL (BNF format) plus many SQL:2008 enhancements. It offers a small, fast multithreaded and transactional database engine which offers in-memory and... Platforms: *nix

Welcome to H2, the Java SQL database. The main features of H2 are: Very fast, open source, JDBC API Embedded and server modes; in-memory databases Browser based Console application Small footprint: around 1 MB jar file size Platforms: *nix

Sodipodi is general vector illustrating application for Linux/Unix and Windows. It uses W3C SVG as native file and in-memory image format and can do many neat things. Platforms: *nix

Pyndex is a simple and fast full-text indexer and Bayesian classifier implemented in Python. It uses Metakit as its storage back-end. It works well for quickly adding search to an application, and is also well suited to in-memory indexing and search. Platforms: *nix