Technology - GILS technology and implementations

Technical Overview |
- The GILS Standard | Search over the Internet | Search Concepts | Search Attributes | Interface Design |
Technical Topics | - important areas under development
- SRW (Search/Retrieve Web Service) | -ISO 23950 (Z39.50) over HTTP
- Microsoft Add-ins for Z39.50 | - direct support of Z39.50 in the Microsoft environment
- UDDI | - Gateway of GILS with UDDI (Universal Description Discovery and Integration)
- Metadata Semantics Register | - a way to enhance alignment of data element semantics
- GILS and Dublin Core | - two mutually supportive approaches often used together
Products and Services |
- Search Portals | Z39.50/ODBC Gateways | Commercial Software | Freeware |
GILS Implementations | - examples by type of information community
- Libraries | - library catalogs accessible through the ISO 23950 standard used in GILS
- Geospatial Clearinghouse | - Clearinghouse of the Global Spatial Data Infrastructure
- U.S. Government
  - U.S. States | - GILS implementations in U.S. States
  - GPO Access GILS | - some U.S. Federal GILS sites maintained by the Government Printing Office
FAQ | - Questions about technology and implementations