Metadata

EasyTag (stylised as EasyTAG) is a graphical tag editor for Linux and Microsoft Windows.

In information systems, a tag is a non-hierarchical keyword or term assigned to a piece of information (such as an Internet bookmark, digital image, or computer file).

MARC (MAchine-Readable Cataloging) standards are a set of digital formats for the description of items catalogued by libraries, such as books.

The Dublin Core Schema is a small set of vocabulary terms that can be used to describe web resources (video, images, web pages, etc.), as well as physical resources such as books or CDs, and objects like artworks.

ID3 is a metadata container most often used in conjunction with the MP3 audio file format.

A media type (also MIME type and content type) is a two-part identifier for file formats and format contents transmitted on the Internet.

Adobe Bridge is a digital asset management app developed by Adobe Systems and first released with Adobe Creative Suite v2.

A data dictionary, or metadata repository, as defined in the IBM Dictionary of Computing, is a "centralized repository of information about data such as meaning, relationships to other data, origin, usage, and format.

Mp3tag is a freeware metadata editor for many audio file formats for Microsoft Windows.

Exchangeable image file format (officially Exif, according to JEIDA/JEITA/CIPA specifications) is a standard that specifies the formats for images, sound, and ancillary tags used by digital cameras (including smartphones), scanners and other systems handling image and sound files recorded by digital cameras.

The Resource Description Framework (RDF) is a family of World Wide Web Consortium (W3C) specifications originally designed as a metadata data model.

In library science, authority control is a process that organizes bibliographic information, for example in library catalogs by using a single, distinct spelling of a name (heading) or a numeric identifier for each topic.

MediaInfo is a free and open-source program that displays technical information about media files, as well as tag information for many audio and video files.

OntoWiki is a free, open-source semantic wiki application, meant to serve as an ontology editor and a knowledge acquisition system.

ScrollKeeper is a document cataloging system.

MetaLith is a metadata editor.

A classification scheme is the product of arranging things into kinds of things (classes) or into groups of classes.

BacDive is a resource for different kind of metadata like taxonomy, morphology, physiology, environment and molecular-biology.

Virtuoso Universal Server is a middleware and database engine hybrid that combines the functionality of a traditional RDBMS, ORDBMS, virtual database, RDF, XML, free-text, web application server and file server functionality in a single system.

Resource Description and Access (RDA) is a standard for descriptive cataloging initially released in June 2010, providing instructions and guidelines on formulating bibliographic data.

Rarian is a document cataloging system (formerly known as Spoon).

Vinelink.com (VINE) is a national website in the United States that allows victims of crime, and the general public, to track the movements of prisoners held by the various states and territories.

The Metadata Facility for Java is a specification for Java that defines an API for annotating fields, methods, and classes as having particular attributes that indicate they should be processed in specific ways by development tools, deployment tools, or run-time libraries.

CEPIC, from CEnter of the PICture industry (former: Coordination of European Agencies Press Stock Heritage), is a registered European Economic interest Grouping (EEIG) and international umbrella organization.

The ARDA Metadata Grid Application (AMGA) is a general purpose metadata catalogue and part of the European Middleware Initiative middleware distribution.

Qiqqa (pronounced "Quicker") is a freeware and freemium reference management software that allows researchers to work with thousands of PDFs.

Given that metadata is a set of descriptive, structural and administrative data about a group of computer data (for example such as a database schema), Java Metadata Interface (or JMI) is a platform-neutral specification that defines the creation, storage, access, lookup and exchange of metadata in the Java programming language.