Open Source Search Software

OpenSearchServer is a powerful, enterprise-class, search engine program. Using the web user interface, the crawlers (web, file, database, etc.) and the client libraries (REST/API , Ruby, Rails, Node.js, PHP, Perl) you will be able to integrate quickly and easily advanced full-text search capabilities in your application: Full-text with basic semantic, join queries, boolean queries, facet and filter, document (PDF, Office, etc.) indexation, web scrapping,etc. OpenSearchServer runs on Windows and Linux/Unix/BSD.

A simple document management system (DMS). Documents and associated datas are stored in a single file. Keep all your documents in your pocket on your USB stick.

The goal of DynaQ is to develop an inquiry system to explore the personal information space, supporting you with the searching paradigm 'orienteering'. DynaQ is a (desktop)search engine with enhanced functionality for file, email and blog search. Look at our GitLab homepage for sourcecode and documentation: http://dynaq.opendfki.de

Gumshoe Desktop Search indexes local files of various formats on a Windows desktop and provides a search GUI. The project is developed in Java. It builds on other opensource projects including Lucene, Luke, SWT, tagsoup, Jakarta POI and others.

Uses alternate data streams to provide arbitrary tagging and searching of files within NTFS and other modern file systems supporting alternate data streams. Customisable vocabulary provides searchable standardised tagging system of file associations. Unlike most other file archiving systems, no additional database is required, and the system is robust, and persists file attributes irrespective of renaming / moving / copying / modifying etc. I would appreciate your opinions and suggestions / bugs etc.

You are looking for a installed font? Then you're right! JFontTools offer you a full system to search, analyse and compare fonts! Present fonts to other by generating HTML previews and print a example page. Manage your installed fonts and deinstall unne

OpenEphyra is an open framework for question answering (QA). It retrieves answers to natural language questions from the Web and other sources. Visit http://www.ephyra.info/ for more details and information on joining this open research initiative.

The SSAF ("Secure Search And Forwards") is a dirt-simple standalone web app for inexpensive and secure information sharing. Any uploaded record may be forwarded to an intended destination, and may also be stashed in a searchable repository.

The system searches synonyms (and related words) in Wikipedia. WikIDF generates index database of Wikipedia (for Russian, English, and German). The continuation of this project is "wikokit" at code.google.com