Search Engines for Windows

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Browse free open source Search Engines and projects for Windows below. Use the toggles on the left to filter open source Search Engines by OS, license, language, programming language, and project status.

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  • 1
    Hibernate

    Hibernate

    An object relational-mapping (ORM) library for Java

    The Hibernate projects offer a suite of powerful Java libraries to work with data. It is best known for Hibernate ORM, which provides relational persistence for Java models and is an implementation of the Jakarta Persistence specification. Hibernate projects do not consistently release binaries or documentation to SourceForge anymore. For up-to-date information, refer to the Hibernate website: * Hibernate ORM: https://hibernate.org/orm/ * Hibernate Validator: https://hibernate.org/validator/ * Hibernate Search: https://hibernate.org/search/ That website will also be updated with newer projects, such as Hibernate Reactive.
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    Downloads: 322 This Week
    Last Update:
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  • 2
    EverythingToolbar

    EverythingToolbar

    Everything integration for the Windows taskbar

    EverythingToolbar is an open-source Windows utility that integrates Voidtools’ “Everything” file search directly into the Windows taskbar search bar. It mimics the look and feel of Windows 10/11 search and offers seamless real‑time file search powered by Everything. EverythingToolbar includes common search filters out of the box. For advanced users, it can synchronize with Everything's custom filters, giving you complete control over your search experience. Enable this feature by checking Use Everything filters in the EverythingToolbar's Filters settings. Easily toggle search flags (match case, whole word, match path, and regex) to find your files with precision. Create custom Open with actions by navigating to Settings → Custom actions. Enable Automatically apply rules based on condition to execute commands automatically based on file type and regular expressions. Leave the regex field empty to display the action only in the context menu.
    Downloads: 68 This Week
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  • 3
    Free Manga Downloader

    Free Manga Downloader

    Forked from https://sf.net/p/fmd/

    The Free Manga Downloader (FMD) is an open source application written in Object-Pascal for managing and downloading manga from various websites. This is a mirror of main repository on GitHub. For feedback/bug report visit https://github.com/riderkick/FMD
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    Downloads: 301 This Week
    Last Update:
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  • 4
    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
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    Downloads: 296 This Week
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  • 5
    searx

    searx

    Privacy-respecting metasearch engine

    Searx is a free and open source internet metasearch engine that respects your privacy. It aggregates results from over 70 search services, providing accurate, relevant results with absolutely no user tracking or profiling going on. It’s like having your very own private search engine. It has secure, encrypted connections and does not use cookies by default, giving you the assurance that your searches are 100% private and secure. Searx can also be used over Tor, providing you online anonymity. Searx can be easily integrated with any search engine of your choice. Start searching with absolute privacy and peace of mind with Searx!
    Downloads: 32 This Week
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  • 6
    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++.
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    Downloads: 89 This Week
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  • 7
    Greenstone

    Greenstone

    Digital Library Software

    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.
    Leader badge
    Downloads: 465 This Week
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  • 8
    Elasticsearch

    Elasticsearch

    A Distributed RESTful Search Engine

    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.
    Downloads: 14 This Week
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  • 9
    SpiderFoot

    SpiderFoot

    Open Source Intelligence Automation.

    SpiderFoot is an open source intelligence automation tool. Its goal is to automate the process of gathering intelligence about a given target, which may be an IP address, domain name, hostname or network subnet. SpiderFoot can be used offensively, i.e. as part of a black-box penetration test to gather information about the target or defensively to identify what information your organisation is freely providing for attackers to use against you.
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    Downloads: 204 This Week
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  • 10
    Virtuoso is a scalable cross-platform server that combines Relational, Graph, and Document Data Management with Web Application Server and Web Services Platform functionality.
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    Downloads: 60 This Week
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  • 11
    Regain is a Java search engine based on Jakarta Lucene. It provides indexing and searching files for plenty of formats (HTML,XML,doc(x),xls(x),ppt(x),oo,PDF,RTF,mp3,mp4,Java). A TagLibrary eases integrating search results in your JSP based web page.
    Downloads: 58 This Week
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  • 12

    Free Manga Downloader

    Free Manga Downloader

    The Free Manga Downloader (FMD) is an open source application written in Object-Pascal for managing and downloading manga from various websites such as AnimeA, Batoto, MangaFox, MangaStream, ...
    Downloads: 73 This Week
    Last Update:
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  • 13
    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
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    Downloads: 92 This Week
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  • 14
    Orphne is a highly specialized web browser, optimized for viewing "adult" content. Features include tagging, rating, and bookmarking sites, an integrated search, and slide shows. Please note that orphne is intended for adults only.
    Downloads: 80 This Week
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  • 15
    ResCarta

    ResCarta

    Archive your personal history

    ResCarta Toolkit offers an open source solution to creating, storing, viewing, and searching digital collections. Applications in the toolkit let users create and edit metadata, convert data to open standard ResCarta format, index and host collections.
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    Downloads: 45 This Week
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  • 16
    Torrent Search
    Torrent Search is a cross-platform application, allowing to search for torrent files on different websites. Supported websites are integrated through plugins, which allows to easily extend the number of websites supported.
    Downloads: 24 This Week
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  • 17
    The stuff here has no documentation and some of it may never be completed. This is my playground, use at your own risk.
    Downloads: 25 This Week
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  • 18
    HTML::Index - Perl modules for creating and searching an index of HTML files
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    Downloads: 92 This Week
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  • 19
    The Lemur Project

    The Lemur Project

    Search engine and data mining applications and ClueWeb datasets.

    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.
    Downloads: 15 This Week
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  • 20
    Bookmark-Manager is an advanced bookmark management utility for Windows supporting importing/exporting and merging of Internet Explorer favorites, Opera hotlists, Mozilla, Netscape, and Firefox bookmarks, XBEL, and HTML lists.
    Downloads: 34 This Week
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  • 21
    Geoportal Server
    Geoportal Server is a standards-based, open source product that enables discovery and use of geospatial resources including data and services.
    Downloads: 6 This Week
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  • 22
    YaCy Peer-to-Peer Search Engine

    YaCy Peer-to-Peer Search Engine

    Decentralized Web Search Engine

    YaCy is a free search engine that anyone can use to build search the internet (www and ftp) or to create a search portal for others (internet or intranet). The scale of YaCy is limited only by the number of users and can index billions of web pages. In p2p mode it is fully decentralized, all users of the search engine network are equal and it is not possible for anyone to censor the content of the distributed index.
    Downloads: 8 This Week
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  • 23
    PDFBox is a Java PDF Library. This project will allow access to all of the components in a PDF document. More PDF manipulation features will be added as the project matures. This ships with a utility to take a PDF document and output a text file.
    Downloads: 6 This Week
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  • 24
    Web Spider, Web Crawler, Email Extractor

    Web Spider, Web Crawler, Email Extractor

    Free Extracts Emails, Phones and custom text from Web using JAVA Regex

    In Files there is WebCrawlerMySQL.jar which supports MySql Connection Please follow this link to get latest version https://sourceforge.net/projects/web-spider-web-crawler-extract/ Free Web Spider & Crawler. Extracts Information from Web by parsing millions of pages. Store data into Derby OR MySQL Database and data are not being lost after force closing the spider. - Free Web Spider , Parser, Extractor, Crawler - Extraction of Emails , Phones and Custom Text from Web - Export to Excel File - Data Saved into Derby Database - Written in Java Cross Platform See also Free Email Sender in this link: https://sourceforge.net/projects/gitst-free-email-ender/ Please install Microsoft OpenJDK to start the application https://www.microsoft.com/openjdk
    Downloads: 8 This Week
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  • 25
    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.
    Downloads: 16 This Week
    Last Update:
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