Alaras
www.alarascorp.com

Arriba Soft
arribasoft.com

Canto
www.canto-software.com

Cascade Systems
www.cascadenet.com

Corbis
www.corbisimages.com

DAS
www.dascorp.com

Digital Graffiti
www.digitalgraffiti.com

Elemental Software
www.elementalsoftware.com

Excalibur Technologies
www.excalib.com

Inso
www.inso.com

Lawrence Livermore National Laboratory
www.llnl.gov

Magnifi
www.magnifi.com

MediaWay
www.mediaway.com

Jef Poskanzer's PBM library
www.acme.com/software/pbmplus/

Photospin
www.photospin.com

PhotosTOGO
www.photostogo.com

Scour.net
www.scour.net

Search Engine Watch
www.searchenginewatch.com

Stockbyte
www.stockbyte.com

Vignette
www.vignette.com

Virage
www.virage.com

W3C on RDF
www.w3.org/RDF
www.w3.org/Metadata/Activity.htm