DCdot - http://www.ukoln.ac.uk/metadata/dcdot/
DC-assist - http://www.ukoln.ac.uk/metadata/dcassist/
Dublin Core - http://www.dublincore.org/
Ariadne - http://www.ariadne.ac.uk/issue30/caption/
Metadata Browser- http://metabrowser.spirit.net.au/
Search Engine Watch - http://www.searchenginewatch.com/
TASI - http://www.tasi.ac.uk/framework/capture/meta.html
DCdot - http://www.ukoln.ac.uk/metadata/dcdot/
Dublin Core Metadata Template - http://www.lub.lu.se/cgi-bin/nmdc.pl
Reggie Metadata Editor - http://metadata.net/dstc/
HiSoftware TagGen - http://www.hisoftware.com/Taggen.htm
Metadata Browser - http://www.dstc.edu.au/RDU/MetaWeb/
Editors and generators - http://www.searchenginewatch.com/
HTML Meta Tags - http://www.searchenginewatch.com/webmasters/meta.html
Exploit Interactive Search Page - http://www.exploit-lib.org/search/
Cultivate Document Server - http://www.cultivate.at/docmgmt/
UKOLN metadata guide - http://uk.dublincore.org/
Dublin Core initiative - http://www.hisoftware.com/Taggen.htm
IFLA metadata resources - http://www.ifla.org/II/metadata.htm
CEDARS preservation metadata guide - http://www.ukoln.ac.uk/metadata/cedars/guidance/v03.html
The Librarians' Index to the Internet - http://sunsite.berkeley.edu/InternetIndex/
The MetaWeb Project - http://www.dstc.edu.au/RDU/MetaWeb/
GEM - http://www.thegateway.org/
GEM WorkBench - http://www.geminfo.org/Workbench/
Metadata for the masses - http://www.ariadne.ac.uk/issue5/metadata-masses/
Dublin Core management - http://www.ariadne.ac.uk/issue10/dublin/
Metadata for digital preservation: an update - http://www.ariadne.ac.uk/issue22/metadata/
Application Profiles, or how to Mix and Match Metadata Schemas - http://www.cultivate-int.org/issue3/schemas/
Journal of digital information, special issue on metadata - http://jodi.ecs.soton.ac.uk/Articles/v02/i02/editorial/