Open Source Java Search Software

DocFetcher is an Open Source desktop search application: It allows you to search the contents of files on your computer. — You can think of it as Google for your local files. The application runs on Windows, Linux and Mac OS X.

Elasticsearch is a distributed, RESTful search and analytics engine that lets you store, search and analyze with ease at scale. It lets you perform and combine many types of searches; it scales seamlessly, and offers answers incredibly fast with search results you can rank based on a variety of factors. Elasticsearch can be used for a wide variety of use cases, from maps and metrics to site search and workplace search, and with all data types.

KISS (Keep It Simple and Stupid) is a blazingly fast yet incredibly small launcher for Android that requires nearly no memory to run. It expedites searching through the apps, contacts and settings of your Android device, giving you just one simple interface to find everything you need fast. No need to skim through dozens of other apps just to find one-- simply enter a few characters and hit enter. Need to make a call? Just enter the first three letters of the contact's name and hit the phone button. No more time and effort is wasted on searching, and you won't have to look at long lists of contacts or a grid of application icons doing absolutely nothing. KISS is smart and gets smarter as you keep using it, remembering your most commonly accessed search results.

Power searching on your desktop without the pain. Perform powerful desktop searches without having to index your system using regular expressions. Graphical equivalent to find/grep. Available for Windows (JAVA) and Linux (Gnome & KDE) and easy to translate into your locale.

Search and replace operations on file content accross multiple files. Recursive operations within entire directory trees. FAR comes with support for regular expressions (regex) over multiple lines, automatic backup and various character encodings. Run grep like extractions to condense or rearrange sources, or perform bulk file renaming.

Empty Directories Finder expires empty directories and allows you to conveniently select the required directories before deleting. New version available. Improved user interface.

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.

Aperture is a Java framework for extracting and querying full-text content and metadata from various information systems (file systems, web sites, mail boxes, ...) and the file formats (documents, images, ...) occurring in these systems.

Torrent Search Engine: TorrentSearch is a framework and script language for searching Bit Torrent websites and search engines for torrents.

An advanced Java file/class finder with support for searching inside zip|war|ear|jar archives or finding text inside pdf|doc|ppt|UTF-8 files.

We are making the Lucene Korean Analyzer. The Korean Language dictionary is most important element in Lucene Korean Analyzer. We are making the Korean Dictionary for lucene korean analyzer also.

PileWorks provides the organizational structure for coordinating several different projects which approach some aspect of Pile Technology. PileWorks defines a set of interfaces and implements some basic infrastructure for Pile engines and agents.

SCAN (Smart Content Aggregation and Navigation) is a universal semantic content aggregator. It combines search, text analysis, tagging and metadata functions to provide new user experience of desktop navigation and document management.

E-Nature CD/DVD Archiver lets you easily read all files on any data CD/DVD to a local database. With the integrated search function you can search for files stored on any previously added DVD or CD in your collection.

JIndex is a Java version of Beagle. It's a program that enables you to search meta data from files quick and painless.

Mustru is a desktop Q&A search engine based on Lucene. You can search local filesystems using natural language questions or boolean queries. A list of answers or hits will be returned. A web based interface is included.

QuickFind is a cross platform Java Application for searching files in your Computer. The sole purpose of this application is to save user time by searching the desired file almost instantly. User has all the freedom to schedule or cache manually any time on selected directories. Once the caching is done all you have to do is input the name of the file you want to find.

XSpace is a globally accessible repository for hierarchically-keyed information. It provides persistence for trees with an elegant tree-navigation API. XSpace also publishes real-time events whenever a persisted tree is updated.

Meme is a multi-agent system. It aggregates literature information gathered from different sources into a viable format. It provides a visualization search and exports the literature information for users. It also integrates JADE and Nutch.

DuMP3 is a duplicate and similar file finder. It finds exact duplicate binaries by hash, similar text files by substring content, images (JPG, BMP, GIF, PNG, etc) by color and audio files (MP3, WAV, OGG, etc) by wave data. Future: fonts, video.

Enable your academic documents on your hard-drive to be searched using an automated solution with limited user-intervention. All this is done in a non-intrusive manner, ensuring your files are not moved.

A searcher and indexer to allow easy and fast locating of relevent information from a large collection of research papers. A Java backend with a web based frontend. Based on the Lucene indexer and searcher

Management of Ad Campaigns. Initially it will be manage Google Adwords campaigns. This will be extended to Yahoo and other Adwords like campaigns.

Agent based Regional Crawler strategy implementation - gathers users' common needs and interests in a certain domain. It crawls based on these interests, instead of crawling the web without any predefined order.

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