Active Record connects business objects and database tables to create a persistable domain model where logic and data is presented in one wrapping. It’s an implementation of the object-relational mapping (ORM) pattern in which an object that wraps a row in a database table or view, encapsulates the database access, and adds domain logic on that data.
Amberfish is a general purpose text/XML retrieval utility. It features indexing of both free text and nested fields, built-in support for XML documents, structured queries allowing generalized field/tag paths, hierarchical result sets, automatic searching across multiple databases, efficient indexing, and relatively low memory requirements.
Autoplot is an interactive browser for data on the Web. Give Autoplot a URL or a local file name and it creates a sensible plot of the data. Autoplot allows you to interactively browse data stored in ASCII, .cdf, netcdf, and many other formats. Autoplot was developed under the NASA Virtual Observatories for Heliophysics program in a collaborative effort among several institutions.
Awake SQL is a virtual JDBC Driver and a framework that enables remote JDBC access through HTTP. It allows Android and Java desktop app developers to use regular JDBC calls to access remote SQL databases in the cloud. It implements the main data types including blobs/clobs, and supports transactions. Security has been taken into account from the design stage: server-side configuration lets admins specify strong authentication and security rules in order to protect the databases.
Barman (backup and recovery manager) for PostgreSQL is an administration tool for disaster recovery of PostgreSQL servers. It allows remote backups of multiple servers in business-critical environments and helps DBAs during the recovery phase. Barman's most-wanted features include backup catalogs, retention policies, remote recovery, archiving, and compression of WAL files and backups.
BaseX is a light-weight, high-performance, and scalable XML database system and XPath/XQuery processor, including full support for the W3C Update and Full Text extensions. An interactive and user-friendly GUI frontend gives you great insight into large XML data instances. It is platform independent and works out of the box.