• If you are citizen of an European Union member nation, you may not use this service unless you are at least 16 years old.

  • Get control of your email attachments. Connect all your Gmail accounts and in less than 2 minutes, Dokkio will automatically organize your file attachments. You can also connect Dokkio to Drive, Dropbox, and Slack. Sign up for free.


Triple Tags

Page history last edited by Andy Mabbett 11 years, 1 month ago

Triple tags (called "machine tags" on Flickr and in some other places) are a way of tagging web content with tags having three parts: a namespace, a predicate and a value. For example:




They can be combined with hashtags:




See Andy Mabbett's blog post about using Triple tags on Twitter.




  • Not all parsers recognise triple tags (yet)
  • Triple tags can be long (the above example is 32 characters)
  • Long triple tags may exceeed the string-length allowed by Twitter's search API. This is being investigated.


Triple-tag references to Twitter posts


Triple tags can also be used elsewhere, to refer to Twitter posts, or posters, see Triple-tag references to Twitter posts. Example:



Comments (3)

Stowe Boyd said

at 4:10 am on Jun 8, 2009

Could we get a short description of what they do/mean/represent?

Andy Mabbett said

at 4:27 am on Jun 8, 2009

Added links in lede. Had to steal your "lock". PBWiki said you hadn't edited for over 5 mins. Hope that's OK.

DennisStevenson said

at 9:11 am on Jun 16, 2009

Looks like some sort of Context/Named Pair construct???

You don't have permission to comment on this page.