| NAME | RESPONSABILITY | SUBJECT | CLASSIFICATION SCHEME | URL |
| ADAM. The Art, Design, Architecture & Media Information Gateway | ADAM Consortium | Art, design and architecture | DDC | http://www.adam.ac.uk |
| Argus Clearinghouse | Argus Associates | Multidisciplinary | Home-grown cheme | http://www.clearinghouse.net |
| Biz/Ed | University of Bristol. UK | Economics and bussiness | DDC | http://www.bized.ac.uk |
| BUBL Link | Strathclyde University. UK | Multidisciplinary | DDC | http://www.bubl.ac.uk/link |
| EEVL. Edimburgh Engineering Virtual Library | Heriot-Watt University Library | Engineering | Home-grown scheme based in Ei Classification | http://eevl.ac.uk |
| Infomine | University of California. USA | Academic world | LCC | http://infomine.ucr.edu |
| Internet Scout Project | University of Wisconsin-Madison. USA | Multidisciplinary | LCC and CYRUS (Home-grown cheme) | http://scout.cs.wisc.edu/scout |
| MedicalMatrix | Medical Matrix L.L.C. | Clinical Medicine | Home-grown cheme | |
| Mednets | MDHome Inc. USA | Health Sciences | Home-grown cheme | http://www.mednets.com |
| NISS. National Information Services and Systems | University of Bath. UK | Academic and Education Information | UDC, DDC and LCC | http://www.niss.ac.uk |
| OMNI. Organising Medical Networked Information | University of Nottingham. UK | Health Sciences | NLM | http://www.omni.ac.uk |
| SOSIG. Social Science Information Gateway | University of Bristol. UK | Social Sciences | UDC | http://www.sosig.ac.uk |
| Yahoo! | Yahoo! | Multidisciplinary | Yahoo! Classification (Home-grown cheme) | http://www.yahoo.com |