The Open GIS Consortium Inc. (OGC), Wayland, Mass., announced the development of an authoritative index of software products that implement Open GIS Interface Specifications. OGC is seeking assistance from technology developers to help establish the directory, which will become a source of information about software products and services that use OGC’s interoperability specifications. The public directory will be the “go to” website for those seeking interoperable solutions. The current listing includes 93 products from 25 companies that implement the specifications and 19 products from seven companies that have passed conformance testing. Individuals or organizations interested in listing implementations in the directory can submit information at