Open Source C++ Search Engines

Hunspell is a spell checker and morphological analyzer library and program designed for languages with rich morphology and complex compounding or character encoding. Hunspell interfaces: Curses, Ispell compatible pipe interface, OpenOffice.org UNO module

CLucene is a C++ port of Lucene: the high-performance, full-featured text search engine written in Java. CLucene is faster than lucene as it is written in C++.

Greenstone is a complete digital library creation, management and distribution package created and distributed by the New Zealand Digital Library Project. There are two major versions of the software. Greenstone 3 is under active development, and is recommended for download. We also provide maintenance releases for its forerunner, Greenstone 2. Featured download not what you're looking for? Click "Browse all files" to access binaries and source releases of both versions.

The Lemur Project develops search engines, browser toolbars, text analysis tools, and data resources that support research and development of information retrieval and text mining software, including the Indri search engine in C++, the Galago search engine research framework in Java, the RankLib learning to rank library, ClueWeb09 and ClueWeb12 datasets and the Sifaka data mining application.

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.

ReHash is an easy-to-use console-based hash calculation tool written in C++. It supports many algorithms and output formats and it can be fully configured using some of the many command-line arguments which can be passed to the tool.

The ht://Dig system is a complete indexing and searching system for a domain or intranet. This system is not meant to replace the need for powerful internet-wide search systems like Lycos, Infoseek, Google and AltaVista.

The stuff here has no documentation and some of it may never be completed. This is my playground, use at your own risk.

Lurker is a mailing list archiver designed for capacity, speed, simplicity, and configurability in that order. Noteworthy features include: google-style searching on all fields, chronology preserving threads, multilingual, and attachment support.

Dave's Quick Search Deskbar is an add-on for the Windows Desktop Taskbar that lets you launch searches quickly. With almost 400 searches, a calculator, clock, calendar, and much more in one little textbox, it's monster functionality in a flea-sized

WallPaper (alias crawlpaper) is a desktop changer (NOT a screensaver) which includes a web crawler for picture download, an audio stream ripper, an audio player, a mini mp3 tag editor,etc. Also included support for .zip and .rar files and an interface to the BerkleyDB code for small databases.

RIG is a web-based JPEG image album viewer, especially useful for digital camera albums; provides automatic image resizing, preview & thumbnail caching, user authentication; composed of a PHP web interface and a C++ thumbnail engine.

PornSeer, a smart porn detector, precisely locates breasts, vulvas and other pornographic features in images/videos. It generates mosaic patterns on illicit contents of porn images/video, provides indexes of pornographic contents for image/video database

Grub is a distributed internet crawler/indexer designed to run on multi-platform systems, interfacing with a central server/database.

ASPseek is a full-featured medium-to-large scale SQL-based Internet search engine. It consists of an indexing robot, search daemon and search frontend (CGI program). These programs are written in C++ using the STL library.

The Alpine Network is a peer based application and network infrastructure designed for distributed resouce location, including file/data transfer. Alpine attempts to resolve the distributed search/sharing problem using an efficient messaging system.

CNSearch - Web-sites Search Engine. CNSearch is a full-text search system, easy to install and to set up.

DeSR is a multilingual statistical dependency parser. It produces dependency parse trees for natural language sentences using a parsing model learned from annotated corpora.

FirteX is a high performance,full-featured text indexing and retrieval platform.It provides a flexible and feasible experiment platform for researchers,as well as a scalable platform for Web search development.It is very fast,and well support for Chi

Google Desktop Search (GDS) plugin for indexing mbox files (currently only Opera mbs files).

Infinispan is an open source, Java based data grid platform. ***IMPORTANT*** Starting with Infinispan 5.0.0.FINAL, Infinispan releases are no longer hosted in Sourceforge. They can now be located in www.jboss.org/infinispan/downloads

Pinot is a D-Bus service that crawls, indexes your documents, and monitors them for changes. It is also a GTK-based user interface that enables you to query the index built by the service or your favorite Web engine, and display and analyze the results.

SWISH++ is a Unix-based file indexing and searching engine (typically used to index and search files on web sites). It's very fast, robust, and can index several file formats including text, HTML, mail, news, LaTeX, and MP3, and apply filters.

StrangeSearch is a LAN (NetBios/Samba/Windows Sharing/FTP) search engine. It indexes available files on a network and has a web-based CGI search interface for users to search for files.

Search and browse Google, Yahoo, Ask, MSN and other search engines and sites directly from your browser toolbar with this FREE utility. Just like you have installed Google toolbar for Firefox or IE or Yahoo companion, TotalSearch Toolbar is customized for each search engine included in the list so with each engine you will have unique experience. You will be able to perform all kind of searches that some engine supports, for example image search, audio search, video search etc. Toolbar is available for Internet Explorer and Firefox. Download Ultimate Webmasters Bundle : http://goo.gl/StPa0m Get %50 OFF Web Hosting : http://goo.gl/XjOaMw