Minor markup languages

• FeedSync
• GData
  GData
  GData provides a simple protocol for reading and writing data on the Internet, designed by Google. GData combines common XML-based syndication formats with a feed-publishing system based on the Atom Publishing Protocol, plus some extensions for handling queries. It relies on XML or JSON as a data...
  
   http://code.google.com/apis/gdata/index.html
• hAtom
  HAtom
  hAtom is a draft Microformat for marking up HTML, using classes and rel attributes, content on web pages that contain blog entries or similar chronological content...
  
  
• Hina-Di
  Hina-Di
  Hina-Di is a web feed format created in Japan. It transfers metadata of a feed not in XML like the RSS or Atom feeds, but in ASCII characters.-Example File: HINA/2.1 User-Agent: Asahina-Antenna/2.1992...
  
  
• LIRS
  LIRs
  LIRS may refer to:* Local Internet registries* Last modified Information Relaying Specification a Web feed formats...
  
   link seems broken
• NewsML
  NewsML
  NewsML is an XML standard designed to provide a media-independent, structural framework for multi-media news. NewsML was developed by — and is a registered trademark of — the IPTC...
  
  
  • NewsML-G2
    NewsML-G2
    NewsML-G2 is an XML multimedia news exchange format standard of the IPTC, the International Press Telecommunications Council.As part of the IPTC G2-Standards family, NewsML-G2 acts as an envelope for one or more news items or a structured package of links to news items, and contains metadata to...
    
    
  • EventsML-G2
    EventsML-G2
    EventsML-G2 is an XML news exchange standard of the IPTC, the International Press Telecommunications Council. It optimizes the sharing of event information such as meetings, sports events, elections, even rocket launches — virtually anything that can be broadly classified as an "event."The...
    
    
  • SportsML-G2
    SportsML-G2
    SportsML-G2 is an XML news exchange standard of the IPTC, the International Press Telecommunications Council. It optimizes the sharing of sports statistics and information such as schedules, results, standings, team statistics and individual statistics....
    
    
• ICE
• OCS
• OPDS
  OPDS
  The Open Publication Distribution System Catalog format is a syndication format for electronic publications based on Atom and HTTP. OPDS Catalogs enable the aggregation, distribution, discovery, and acquisition of electronic publications. OPDS Catalogs use existing or emergent open standards and...
  
  
• OML
  OML
  OML is an XML format for outlines. It was originally proposed by Ray Grieselhuber. The specification is designed to build upon the concepts found in OPML, with the goal of fixing some of its limitations....
  
  
• OPML
  OPML
  OPML is an XML format for outlines...
  
  
• RDF feed
  RDF feed
  RDF feed refers to data feed in RDF format. RDF is an emerging semantic web standard language ideal for describing real world objects, and the resulted RDF data resources can be consumed by computers . Theoretically, every web site can create RDF resources for all the information on the web site...
  
  
• RSS enclosure
  RSS enclosure
  RSS enclosures are a way of attaching multimedia content to RSS feeds by providing the URL of a file associated with an entry, such as an MP3 file to a music recommendation or a photo to a diary entry. Unlike e-mail attachments, enclosures are merely hyperlinks to files, the actual file data is not...
  
  
• Simple List Extensions
  Simple List Extensions
  Simple List Extensions were proposed as an extension to existing syndication technologies such as RSS and Atom to make it easier for clients to support the ordering and filtering of lists.- External links :* *...
  
  
• SyncML
  SyncML
  SyncML is the former name for a platform-independent information synchronization standard. The project is currently referred to as Open Mobile Alliance Data Synchronization and Device Management...
  
  
• XOXO
  XOXO
  XOXO is an XML microformat for outlines built on top of XHTML. Developed by several authors as an attempt to reuse XHTML building blocks instead of inventing unnecessary new XML elements/attributes, XOXO is based on existing conventions for publishing outlines, lists, and blogrolls on the Web.The...
  
  

Specialized markup languages

• EventRSS - for social events
• GeoRSS
  GeoRSS
  GeoRSS is an emerging standard for encoding location as part of a Web feed. GeoRSS is an emerging standard for encoding location as part of a Web feed. GeoRSS is an emerging standard for encoding location as part of a Web feed. (Web feeds are used to describe feeds ("channels") of content, such as...
  
   - for transferring geoinformation
• Media RSS
  Media RSS
  Media RSS is an RSS extension used for syndicating multimedia files in RSS feeds. It was designed in 2004 by Yahoo! and the Media RSS community, and adds several enhancements to RSS enclosures...
  
   - for transferring Media content

Historical

• CDF
  Channel Definition Format
  Channel Definition Format is an XML file format used in conjunction with Microsoft Active Channel and Smart Offline Favorites technologies...
  
  
• Marimba
  Marimba
  The marimba is a musical instrument in the percussion family. It consists of a set of wooden keys or bars with resonators. The bars are struck with mallets to produce musical tones. The keys are arranged as those of a piano, with the accidentals raised vertically and overlapping the natural keys ...
  
  
• MCF
  Meta Content Framework
  Meta Content Framework was a specification of a format for structuring metadata about web sites and other data. MCF was developed by Ramanathan V. Guha at Apple Computer between 1995 and 1997...
  
  
• NewsML 1
  NewsML 1
  NewsML 1 is an XML standard designed to provide a media-independent, structural framework for multimedia news. It was formerly known as NewsML.NewsML 1 was developed by — and is a registered trademark of — the IPTC....
  
  
• Pointcast
  PointCast
  PointCast may mean:* PointCast , a "Rich UI" & "push technology" company* PointCast Media, a defunct pay per click search feed and keyword advertising company founded in 1996...
  
  
• SportsML
  SportsML
  SportsML is an XML news exchange standard of the IPTC, the International Press Telecommunications Council. It optimizes the sharing of sports statistics and information such as schedules, results, standings, team statistics and individual statistics....