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

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

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  • Bright Data - All in One Platform for Proxies and Web Scraping Icon
    Bright Data - All in One Platform for Proxies and Web Scraping

    Say goodbye to blocks, restrictions, and CAPTCHAs

    Bright Data offers the highest quality proxies with automated session management, IP rotation, and advanced web unlocking technology. Enjoy reliable, fast performance with easy integration, a user-friendly dashboard, and enterprise-grade scaling. Powered by ethically-sourced residential IPs for seamless web scraping.
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  • 1
    FileSearch
    FileSearch is a multi-threaded documents searcher. No indexes need to be updated ; no background service is required. The more you have drives the more search speed is increased thanks to its multi-threading technic.
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    Downloads: 25 This Week
    Last Update:
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  • 2
    The stuff here has no documentation and some of it may never be completed. This is my playground, use at your own risk.
    Downloads: 16 This Week
    Last Update:
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  • 3
    OpenWebSpider
    OpenWebSpider is an Open Source multi-threaded Web Spider (robot, crawler) and search engine with a lot of interesting features!
    Downloads: 20 This Week
    Last Update:
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  • 4
    MultiSearch
    MultiSearch is a simple and fast search engine able to concatenate and organize multiple results. Easy to customize for the end users.
    Downloads: 5 This Week
    Last Update:
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  • Recruit and Manage your Workforce Icon
    Recruit and Manage your Workforce

    Evolia makes it easier to hire, schedule and track time worked by frontline in medium and large-sized businesses.

    Evolia is a web and mobile platform that connects enterprises with 1000’s of local shift workers and offers free workforce scheduling and time and attendance solutions. Is your business on Evolia?
    Learn More
  • 5
    Geoportal Server
    Geoportal Server is a standards-based, open source product that enables discovery and use of geospatial resources including data and services.
    Downloads: 1 This Week
    Last Update:
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  • 6
    Client/aggregator for free online language services - translators, dictionaries, thesauruses . Allow to translate text over 41 sites, 53 services, 70 languages, more of 4000 translation directions.
    Downloads: 2 This Week
    Last Update:
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  • 7
    FileMasta

    FileMasta

    A search application to explore, discover and share online files

    A federated search application for discovering interesting files that are being shared online, such as video, music, books, software, games, subtitles and much more. All data is crawled by od-database which collects information about the contents of servers worldwide. We don't search file contents. We host no content, we provide only access to already available files in the same way Google and other search engines do.
    Downloads: 3 This Week
    Last Update:
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  • 8
    Burd's Proxy Searcher

    Burd's Proxy Searcher

    Desktop application for proxy searching

    You want to find free proxy, but it is so hard to do it manually? Just try Burd's Proxy Searcher program. It is looking for list of proxies in Internet with using of public search engines, checks if those proxies works in your Internet segment, gathers additional information. If you want to be anonymous and don't want to spend much time for manual search then this program was developed especially for you. Tags: the free proxy, proxy list, proxies, proxy for free, proxy providers
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    Downloads: 6 This Week
    Last Update:
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  • 9
    DocLib is a Web-based Document Management System implemented in ASP .NET technology to facilitate documents finding in Full Text Search, Directory Browsering, Search by document summary,by Catagory/Attribute , and by Virtual Directory.
    Downloads: 2 This Week
    Last Update:
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  • Eptura Workplace Software Icon
    Eptura Workplace Software

    From desk booking and visitor management, to space planning and office utilization data, Eptura Workplace helps your entire organization work smarter.

    With the world of work changed forever, it’s essential to manage your workplace and assets together to effectively create a high-performing environment. The Eptura experience combines the power of workplace management software with asset management, enabling you to effectively operate your building and facilitate hybrid work.
    Learn More
  • 10
    EXIL Advanced Google Searcher

    EXIL Advanced Google Searcher

    Search Google with precision.

    This little tool will help you with your Google searches. It uses Google Operators to search with precision the terms as you enter them in the program. It work with almost everything Google provide (Search Operators). You can search for files, sites/domains, search in URL, in title, in text… In order to provide the best results, some fields disable others, some Google Operators aren’t meant to be mixed up with others! It will launch the search results in your default browser, so you can keep working with the same browser.
    Downloads: 2 This Week
    Last Update:
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  • 11
    NzbSearcher
    NzbSearcher is a windows client for SABnzbd which integrates it with various UseNet (nzb) search sites. Check website below for changelog. Currently supported NZB search sites: NZBindex.nl, NzbMatrix.com, YabSearch.com and NZB.su
    Downloads: 1 This Week
    Last Update:
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  • 12
    Websitemirror is a small program to download complete websites into a specific directory for offline viewing. Websitemirror ist ein kleines Programm welches eine komplette Webseite in einer Verzeichnis für offline browsen herunterläd.
    Downloads: 1 This Week
    Last Update:
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  • 13
    Phonetix.Net is a C# class-library of phonetic algorithms, implementing Soundex, Metaphone and DoubleMetaphone, with adapters for Lucene.Net. It is a port of the Java-based Phonetix library.
    Downloads: 1 This Week
    Last Update:
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  • 14
    TomoSearch is a new generation search tool developed based on the idea of Collaborative Search. Sometime it is also called Search 2.0. We try to make a Collaborative Search engine better than now exist CSEs system to fill the real need of users.
    Downloads: 1 This Week
    Last Update:
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  • 15
    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
    Last Update:
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  • 16
    A drop-in framework for adding tagging (folksonomy) capabilities to existing applications
    Downloads: 0 This Week
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  • 17
    Unlock Google's potential. Use this application to find infomation that is more relevant to your search... This application allows enhanced searching on Google without the need for long modifiers etc..
    Downloads: 0 This Week
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  • 18
    The Anywhere Location Search allows for location searches using a wide range of inputs (address, city/state, zip code, search string, IP address, landmark name, etc).
    Downloads: 0 This Week
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  • 19
    People Connection Art Portal. To connect Art creators and Art consumers.
    Downloads: 0 This Week
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  • 20
    This is BBO i.sh.an.
    Downloads: 0 This Week
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  • 21
    New C# framework for HTML scrapping and form submitting. Fetch HTML from site and fill form fields programmitically and then send them back to server. Save session between application and web server and HTML analyzer.
    Downloads: 0 This Week
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  • 22
    A feed harvesting service made for collecting direct links to reviews, as well as a webservice exposing the collected data.
    Downloads: 0 This Week
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  • 23
    The Completion of CMS.NET the CMS built in Stephen R. G. Frasers book Real World ASP.NET: Building a Content Management System. For those of you who have read the book know its a good beginning but there is still a long way to go.
    Downloads: 0 This Week
    Last Update:
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  • 24
    CodeBrowser.net is a sourcecode and file browser that crawls different (version controlled) sources, displays the content and makes it searchable over http.
    Downloads: 0 This Week
    Last Update:
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  • 25
    Crawler.NET is a component-based distributed framework for web traversal intended for the .NET platform. It comprises of loosely coupled units each realizing a specific web crawler task. The main design goals are efficiency and flexibility.
    Downloads: 0 This Week
    Last Update:
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