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

  • Paessler - Monitor Your Whole Network in Minutes Icon
    Paessler - Monitor Your Whole Network in Minutes

    Auto-discovery finds your devices and deploys pre-configured sensors instantly. No project plan required, just visibility from day one.

    Waiting weeks for a monitoring rollout isn't an option when infrastructure doesn't stop running. PRTG's auto-discovery scans your network and suggests from over 200 pre-configured sensor types, so you're watching servers, applications and devices within minutes, not after a multi-week deployment. Enterprise-strength monitoring, without the enterprise complexity. Start your free trial today.
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  • MongoDB Atlas runs apps anywhere Icon
    MongoDB Atlas runs apps anywhere

    Deploy in 115+ regions with the modern database for every enterprise.

    MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
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  • 1
    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: 2 This Week
    Last Update:
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  • 2
    A universal platform for resource discovery and description that shares XML meta-data over existing peer-to-peer (P2P) networks such as Gnutella and JXTA.
    Downloads: 2 This Week
    Last Update:
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  • 3
    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
    Last Update:
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  • 4
    DVDWeb is a Web Service which provides organization/search/lookup services through JAX-RPC API. The search can be done against the builtin DB (the user\'s private list of DVDs according to UPC codes) or against other Internet sites such as imdb or yahoo.
    Downloads: 0 This Week
    Last Update:
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  • 99.99% Uptime for MySQL and PostgreSQL Databases Icon
    99.99% Uptime for MySQL and PostgreSQL Databases

    Sub-second maintenance. 2x read/write performance. Built-in vector search for AI apps.

    Cloud SQL Enterprise Plus delivers near-zero downtime with 35 days of point-in-time recovery. Supports MySQL, PostgreSQL, and SQL Server.
    Start Free
  • 5
    Ex-Crawler
    Ex-Crawler is divided into 3 subprojects (Crawler Daemon, distributed gui Client, (web) search engine) which together provide a flexible and powerful search engine supporting distributed computing. More informations: http://ex-crawler.sourceforge.net
    Downloads: 0 This Week
    Last Update:
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  • 6
    Infinispan

    Infinispan

    High performance distributed in-memory key/value store

    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
    Downloads: 0 This Week
    Last Update:
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  • 7
    Google(™) meets the Matrix. Red Piranha combines Lucene (Searching Ability), XML-RDF (ability to learn), Tomcat (for P2P Power) and Spring (Ease of use) to not only let you find anything, anywhere, but to actually understand what you are looking for.
    Downloads: 0 This Week
    Last Update:
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  • 8
    A Distributed Web Search System bassed on current high level nerual network ai for the rating algorithum and search direction.
    Downloads: 0 This Week
    Last Update:
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  • 9
    Searchy is a distributed metainformation search engine whose main goal is to federate search systems and integrate information. It uses RDF as abstract information model and may be used with Dublin Core, FOAF, vCard, etc
    Downloads: 0 This Week
    Last Update:
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  • Veeam Data Platform v13.1 - Get Your Free Trial Icon
    Veeam Data Platform v13.1 - Get Your Free Trial

    Secure by design, portable by default. Recover clean, fast, anywhere. Start a free trial.

    Try Veeam Data Platform today. Experience the unified platform that's secure by design, portable by default, and proven to recover clean, fast, and anywhere.
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  • 10
    The Internet Censor is a multi-platform, Internet clustering program, for which the resulting data will be used in the creation of a non-profit content-filtering Internet Search Engine for children.
    Downloads: 0 This Week
    Last Update:
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  • 11
    "girtools" is an implementation of Grid Information Retrieval (GIR). GIR is an emerging open standard for IR on the grid designed to allow dynamic, secure creation and searching of distributed information systems.
    Downloads: 0 This Week
    Last Update:
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