1. Disco hyperdata browser
Disco is a simple hyperdata browser used to navigate the Semantic Web as an unbound set of data sources, such as static RDF files somewhere on the Web or RDF graphs. The browser renders all information about a specific resource as an HTML page, enabling users to visit the linked data (hyperdata) of resources. Disco is a server-side application that can be used without installing anything on your machine.
2. Microsoft DISCO Technology
DISCO is a Microsoft technology for publishing and discovering Web Services. DISCO can define a document format along with an interrogation algorithm, making it possible to discover the Web Services exposed on a given server. DISCO makes it possible to discover the capabilities of each Web Service (via documentation) and how to interact with it. To publish a deployed Web Service using DISCO, you simply need to create a .disco file and place it in the vroot along with the other service-related configuration.