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

  • Managed MySQL, PostgreSQL, and SQL Databases on Google Cloud Icon
    Managed MySQL, PostgreSQL, and SQL Databases on Google Cloud

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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: 506 This Week
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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: 300 This Week
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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: 7 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: 17 This Week
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  • AI-generated apps that pass security review Icon
    AI-generated apps that pass security review

    Stop waiting on engineering. Build production-ready internal tools with AI—on your company data, in your cloud.

    Retool lets you generate dashboards, admin panels, and workflows directly on your data. Type something like “Build me a revenue dashboard on my Stripe data” and get a working app with security, permissions, and compliance built in from day one. Whether on our cloud or self-hosted, create the internal software your team needs without compromising enterprise standards or control.
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  • 5
    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: 4 This Week
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  • 6
    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: 4 This Week
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  • 7
    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: 1 This Week
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  • 8
    Dr. Micheal Kay: "Saxon 8.7 is the first release to be released simultaneously by Saxonica on the Java and .NET platforms." MDP: Mission accomplished! Saxon for the .NET platform from Saxonica is now available and supported via the http://saxon.sf.net
    Downloads: 4 This Week
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  • 9
    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: 2 This Week
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  • Ship AI Apps Faster with Vertex AI Icon
    Ship AI Apps Faster with Vertex AI

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    Ship AI apps and features faster with Vertex AI—your end-to-end AI platform. Access Gemini 3 and 200+ foundation models, fine-tune for your needs, and deploy with enterprise-grade MLOps. Build chatbots, agents, or custom models. New customers get $300 in free credit.
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  • 10
    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.
    Downloads: 2 This Week
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  • 11
    SphinxSearch is an extension for MediaWiki to replace the built-in search engine with a Sphinx search engine backend.
    Downloads: 2 This Week
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  • 12
    Zoozle Search & Download Suchmaschine

    Zoozle Search & Download Suchmaschine

    Zoozle 2008 - 2010 Webpage, Tools and SQL Files

    Download search engine and directory with Rapidshare and Torrent - zoozle Download Suchmaschine All The files that run the World Leading German Download Search Engine in 2010 with 500 000 unique visitors a day - all the tools you need to set up a clone. Code Contains: - PHP Files for zoozle - Perl Crawler for gathering new content to database and all other cool tools i have created https://www.artikelschreiber.com/en/ https://www.unaique.net/en/ https://www.unaique.com/ https://www.unaique.de/ https://www.openinsider.de/ https://www.artikelschreiber.com/ https://zoozle.sourceforge.io/ https://www.artikelschreiben.com/ https://www.artikelschreiber.com/opensource/ It was very successful and 2008/2009 one of the biggest German download engines! We served over 650,000 unique visitors a day! We came to rule them all! #zoozle #win #successor #unaique
    Downloads: 1 This Week
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  • 13
    SEO Application. Cette application permet : l'étude de la concurrence et les modifications à apporter à son site - la mise en place de l'amélioration du site - l'étude et la vérification des résultats obtenus.
    Downloads: 1 This Week
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  • 14
    URLMonitor is a program for monitoring webpages at defined intervals to perform conditional checks on the context of the page, and launch actions upon the conditional returning true. The GUI sets the variables, then an external dll processes the protocol
    Downloads: 1 This Week
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  • 15
    ViewVC is a web-based version control repository browser, currently supporting CVS and Subversion repositories. Project development is now hosted at https://github.com/viewvc/viewvc/.
    Downloads: 1 This Week
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  • 16

    php-url-extractor

    List al URLs present in requested URL in absolute format

    This php program extracts all URLs present on the requested URL, in absolute path.
    Downloads: 1 This Week
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  • 17
    phpMyLingvo - Web-interface for dictionaries stored in MySQL, compatible with databases for PtkDic/GtkDic and JaLingvo.
    Downloads: 1 This Week
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  • 18
    The Zip Code Database project exists to provide US Zip Codes in their entirety; latitude and longitude coordinates included! See the home page for the distance calculation algorithm.
    Downloads: 1 This Week
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  • 19
    A drop-in framework for adding tagging (folksonomy) capabilities to existing applications
    Downloads: 0 This Week
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  • 20
    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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  • 21
    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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  • 22
    This is a simple command line tool, which will solve the problem of full mailboxes with stuff you don't want to lose. It fetches all the mail from any POP3 mailbox account and generates a searchable HTML archive on your local harddrive. OS: Unix/Linux
    Downloads: 0 This Week
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  • 23
    Arts is a collection of perl scripts that allow you to input text into a quick and dirty knowledge base. It's designed to save information that is generated by email away for safekeeping in an organized web index.
    Downloads: 0 This Week
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  • 24
    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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  • 25
    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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