Clairvoyance Corporation - Develops a suite of component technologies for unstructured text management and analysis. Features overviews of technologies and reseach initiatives, with company background.
Delphes Technologies International - Publisher of information retrieval software for personal and corporate knowledge management using natural language technology under the brand name Diogene.
Extensio - An information integration solution. It makes information from ERP implementations, CRM databases, custom applications, EAI and EIP solutions and the Internet, available on request.
Information Retrieval Software - Directory of search engines and software, links to web sites, and online publications on information retrieval.
Javaisis 3.0 - JavaIsis is an open source Java application by which you can manage a CDS/ISIS database with any Java Virtual Machine.
Knowledge Navigation Suite - A suite of information indexing and classification tools that supports information sharing and textual data mining based on natural language processing, statistical pattern analysis, and neural networks techniques. Supports large-scale terabyte data analysis and visualization.
Modern Information Retrieval - A recent IR book, covering algorithms, implementation, query languages, user interfaces, and multimedia and web retrieval.
MultiCentrix - Software for information mapping, knowledge management, and computer aided thinking.
Resources for Text, Speech and Language Processing - A collection of resources in a variety of fields related to text, speech and language processing. These include computational linguistics, information retrieval and machine learning. Here you can find pointers to useful Web sites, as well as lists of relevant books, newsgroups and mailing lists.
Search-Science - Computer scientists writes about topics usually related to information retrieval (i.e. search results).
Text REtrieval Conference (TREC) - An annual information retrieval conference and competition, the purpose of which is to support and further research within the information retrieval community.
The unCommon Hub - A suite of components, that when connected and utilized in concert with one another provide you with a powerful information management and data integration tool.
Willow - A now discontinued Z39.50 bibliographic information retrieval tool from University of Washington.