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.

  • Our Free Plans just got better! | Auth0 Icon
    Our Free Plans just got better! | Auth0

    With up to 25k MAUs and unlimited Okta connections, our Free Plan lets you focus on what you do best—building great apps.

    You asked, we delivered! Auth0 is excited to expand our Free and Paid plans to include more options so you can focus on building, deploying, and scaling applications without having to worry about your security. Auth0 now, thank yourself later.
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  • MongoDB Atlas | Run databases anywhere Icon
    MongoDB Atlas | Run databases anywhere

    Ensure the availability of your data with coverage across AWS, Azure, and GCP on MongoDB Atlas—the multi-cloud database for every enterprise.

    MongoDB Atlas allows you to build and run modern applications across 125+ cloud regions, spanning AWS, Azure, and Google Cloud. Its multi-cloud clusters enable seamless data distribution and automated failover between cloud providers, ensuring high availability and flexibility without added complexity.
    Learn More
  • 1
    Hibernate

    Hibernate

    An object relational-mapping (ORM) library for Java

    Hibernate is an Object/Relational Mapper tool. It's very popular among Java applications and implements the Java Persistence API. Hibernate ORM enables developers to more easily write applications whose data outlives the application process. As an Object/Relational Mapping (ORM) framework, Hibernate is concerned with data persistence as it applies to relational databases (via JDBC).
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    Downloads: 415 This Week
    Last Update:
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  • 2
    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: 385 This Week
    Last Update:
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  • 3
    Select2

    Select2

    The jQuery replacement for select boxes

    Select2 is a jQuery-based replacement for select boxes that allows for searching, tagging, pagination of results, remote data sets, and many other useful options. It’s ideal for enhancing native selects in terms of search and interface, easily loading data from JavaScript, paging and working with large datasets and more. Select2 comes with remote data support and built-in full browser support, be it for modern or legacy browsers. Select2 is also fully extensible, with a great selection of plugins and themes you can choose from to customize it to your needs.
    Downloads: 12 This Week
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  • 4
    WebHarvest - web data extraction tool
    Web data extraction (web data mining, web scraping) tool. It leverages well proved XML and text processing techologies in order to easely extract useful data from arbitrary web pages.
    Downloads: 13 This Week
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  • Picsart Enterprise Background Removal API for Stunning eCommerce Visuals Icon
    Picsart Enterprise Background Removal API for Stunning eCommerce Visuals

    Instantly remove the background from your images in just one click.

    With our Remove Background API tool, you can access the transformative capabilities of automation , which will allow you to turn any photo asset into compelling product imagery. With elevated visuals quality on your digital platforms, you can captivate your audience, and therefore achieve higher engagement and sales.
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  • 5
    NekoHTML is a simple HTML scanner and tag balancer that enables application programmers to parse HTML documents and access the information using standard XML interfaces.
    Downloads: 3 This Week
    Last Update:
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  • 6
    PHPCrawl is a high configurable webcrawler/webspider-library written in PHP. It supports filters, limiters, cookie-handling, robots.txt-handling, multiprocessing and much more.
    Downloads: 3 This Week
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  • 7
    LXR Cross Referencer
    A general purpose source code indexer and cross-referencer that provides web-based browsing of source code with links to the definition and usage of any identifier. Supports multiple languages. Up-to-date information in http://lxr.sourceforge.net
    Downloads: 2 This Week
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  • 8
    Carrot2
    Project moved to GitHub! https://github.com/carrot2/carrot2 Carrot2 is an Open Source Search Results Clustering Engine. It can automatically organize small collections of documents, e.g. search results, into thematic categories. Carrot2 integrates very well with both Open Source and proprietary search engines.
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    Downloads: 3 This Week
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  • 9
    HyperSQL is like a doxygen plus javadoc for SQL, hypermapping SQL views, packages, procedures, and functions to HTML source code listings and showing all code locations where these are used.
    Downloads: 3 This Week
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  • Powering the best of the internet | Fastly Icon
    Powering the best of the internet | Fastly

    Fastly's edge cloud platform delivers faster, safer, and more scalable sites and apps to customers.

    Ensure your websites, applications and services can effortlessly handle the demands of your users with Fastly. Fastly’s portfolio is designed to be highly performant, personalized and secure while seamlessly scaling to support your growth.
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  • 10
    Xaraya

    Xaraya

    Xaraya is a web application framework and CMS written in PHP.

    Xaraya is an Open Source web application framework and content management solution written in PHP and licensed under the GNU General Public License. Xaraya is extensible, uses robust permissions, and multilingual systems to dynamically manage content. Track and get the latest developments on GitHub: https://github.com/xaraya
    Downloads: 1 This Week
    Last Update:
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  • 11
    PACS VM

    PACS VM

    ISO - Customized version of dcm4chee 2.17.3 for MySQL.

    1. Add JBoss Application Server 4.2.3.GA for JDK 6. 2. Cleanup for Windows and deprecated files. 3. Off CONSOLE records - http://forums.dcm4che.org/jiveforums/thread.jspa?messageID=4787
    Downloads: 1 This Week
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  • 12

    eXtensible Text Framework (XTF)

    Framework for search and display of heterogenous document collections.

    NOTICE: This code repository is deprecated. Please visit https://github.com/cdlib/xtf for the latest updates. Obsolete Description: The eXtensible Text Framework (XTF) is an architecture that supports searching across collections of heterogeneous textual data (XML, PDF, HTML, text, and more), and the presentation of results and documents in a highly configurable manner. Includes highly customized versions of the proven open-source components Lucene and Saxon.
    Downloads: 1 This Week
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  • 13
    A drop-in framework for adding tagging (folksonomy) capabilities to existing applications
    Downloads: 0 This Week
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  • 14
    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.
    Downloads: 0 This Week
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  • 15
    Arachnid is a Java-based web spider framework. It includes a simple HTML parser object that parses an input stream containing HTML content. Simple Web spiders can be created by sub-classing Arachnid and adding a few lines of code called after each page
    Downloads: 0 This Week
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  • 16
    Aracnis is a Java based framework for building distributed web spiders. These spiders can be used to accomplish a variety of tasks, for example, screen-scraping and link integrity checking.
    Downloads: 0 This Week
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  • 17
    BAWN stands for Browser-like Automated Web Navigation and is a simple language which intends to make automated web browsing easier. It describes steps that an interpreter should follow in order to emulate a human-like navigation.
    Downloads: 0 This Week
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  • 18
    The Batino Browser is the next generation rich web browser platform. It is based on Eclipse technology.
    Downloads: 0 This Week
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  • 19
    C-squares

    C-squares

    Concise spatial query and representation system (c-squares)

    C-squares is an easily implemented method for storage, querying and display of spatial data locations, based on a hierarchical, grid-based representation of the Earth' surface. Source code for encoding, decoding, mapping, etc. is provided via this site. Additional support is available by contacting the system developer, Tony.Rees@marinespecies.org; see also the c-squares home page at http://www.cmar.csiro.au/csquares/ .
    Downloads: 0 This Week
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  • 20
    CVS-Summary is a program that generates an HTML summary of CVS activity, very similar to that provided by the popular ViewCVS script. CVS-Summary differs from ViewCVS in that it dumps the summary information to static HTML files which can be served by n
    Downloads: 0 This Week
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  • 21
    DoxMentor4J is a standalone cross platform Web/Ajax based documentation library that is fully searchable and may be hosted in the file system, in an archive or embedded in the Java classpath.
    Downloads: 0 This Week
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  • 22
    DuckDuckGo Search for Joomla

    DuckDuckGo Search for Joomla

    This Joomla module will display the official DuckDuckGo Search Box.

    This Joomla module will display the official DuckDuckGo Search Box on your site. Easy to install and configure. An interesting alternative to Google Site Search.
    Downloads: 0 This Week
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  • 23
    ExplorerIndex is a Perl driven indexing script, that creates a sitemap, and/or/including a table of contents for specified files/directories. It produces a static or dynamic page with a Javascript tree control, html-template and cookie driven.
    Downloads: 0 This Week
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  • 24
    'Extrakt' provides you with an plugin-based, easy to use PHP framework for fetching dynamic content from other pages on the internet, passing parameters either by GET or by POST. A demo application is available at: http://www.linuxuser.at/vuln-search
    Downloads: 0 This Week
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  • 25
    Frosttie (FROnt-end SchemaTron Text Internet Engine) takes XHTML pages and processes them with various user-definable filters such a W3C's WAI, Section 508 (US) web usability compliance, ad removal, etc. It can be used with zKnowMan.
    Downloads: 0 This Week
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