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

  • Top-Rated Free CRM Software Icon
    Top-Rated Free CRM Software

    216,000+ customers in over 135 countries grow their businesses with HubSpot

    HubSpot is an AI-powered customer platform with all the software, integrations, and resources you need to connect your marketing, sales, and customer service. HubSpot's connected platform enables you to grow your business faster by focusing on what matters most: your customers.
  • A CRM and Sales Data Management Platform for Multi-Line Sales Teams Icon
    A CRM and Sales Data Management Platform for Multi-Line Sales Teams

    The CRM, sales reporting, and commission tracking tool uniquely tailored to the needs of manufacturers, sales reps, and distributors.

    Repfabric is a customer relationship management (CRM) software designed specifically for multi-line sales teams (i.e. reps, distributors, wholesalers, dealers, and manufacturers). It streamlines and simplifies the sales process by providing deep integration with email, contacts, calendars, and deal tracking. The platform enables users to track commissions from CRM to sale, make updates directly from mobile devices, and document sales calls using voice-to-text features.
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    ODM

    ODM

    Device Manager for ONVIF-based Network video devices.

    ODM is a ONVIF protocol implementation of Network Video Client (NVC) to manage Network Video Transmitters (NVT), Network Video Storage (NVS) and Network Video Analytics (NVA) devices. Implements Discovery, Device, Media, Imaging, Analytics, Events and PTZ services. Write in C# and uses ffmpeg for media decoding.
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    Downloads: 5,347 This Week
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  • 2
    RSS Builder is an easy to use program for creating and publishing news feeds and podcasts. You can use local RSS files, but there is also an option to edit the RSS feeds on your web site without keeping a local copy.
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    Downloads: 41 This Week
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  • 3
    SMPP protocol library for fast and easy SMSC(Short Message Service Centre) client development even for non-telecom guys. Easy to use classes covers all needed functionality for SMS applications developers and Content Providers. Written for .NET 2.0 in C#
    Downloads: 8 This Week
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  • 4
    WinS3fs is a filesystem for Windows allowing access to Amazon S3 Storage. It implements a local virtual SMB server \\s3 to allow access to Amazon S3 buckets
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    Downloads: 16 This Week
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  • Digital Payments by Deluxe Payment Exchange Icon
    Digital Payments by Deluxe Payment Exchange

    A single integrated payables solution that takes manual payment processes out of the equation, helping reduce risk and cutting costs for your business

    Save time, money and your sanity. Deluxe Payment Exchange+ (DPX+) is our integrated payments solution that streamlines and automates your accounts payable (AP) disbursements. DPX+ ensures secure payments and offers suppliers alternate ways to receive funds, including mailed checks, ACH, virtual credit cards, debit cards, or eCheck payments. By simply integrating with your existing accounting software like QuickBooks®, you’ll implement efficient payment solutions for AP with ease—without costly development fees or untimely delays.
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    HHS Digital Media API Platform

    HHS Digital Media API Platform

    Syndicate text and multimedia content with this API and storefront.

    Use this suite of Application Programming Interface (API) platforms to share web content across multiple channels. Mobile and tablet applications, widgets, and web pages may use the APIs to deliver and update content. The APIs allow content reuse and reduce development costs and product time-to-market. The APIs are available as .NET or Java instances. For more information, see the ReadMe.txt file in the downloadable zip archive. The Centers for Disease Control and Prevention (CDC) and the Department of Health and Human Services (HHS) Assistant Secretary for Public Affairs office (ASPA) developed these APIs in collaboration with the Food and Drug Administration’s (FDA) Center for Tobacco Products (CTP). The CDC, FDA/CTP, HHS/ASPA, and the National Institute of Health’s National Institute for Allergy and Infectious Diseases (NIH/NIAID) use these platforms. https://syndication.hhs.gov http://tools.cdc.gov http://tools.niaid.nih.gov http://tools.fda.gov
    Downloads: 2 This Week
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  • 6
    BalloonRSS

    BalloonRSS

    RSS aggregator that displays messages as balloon tooltips.

    This is a simple RSS aggregator that displays incoming messages as balloon tooltip pop-ups in the windows task bar. The news entries themselves are linked to be read with the browser.
    Downloads: 3 This Week
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  • 7
    Easy Feed Editor
    ACTIVE DEVELOPMENT ENDED IN 2011. Use Easy Feed Editor to create your own feed. Easy Feed Editor supports both RSS and ATOM.
    Downloads: 1 This Week
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  • 8

    Remote Support

    RDP-based Remote Support through (most) firewalls

    Remote Support is a simple solution aimed at providing RDP based remote support. Tunneling RDP traffic through firewalls and NAT is done with the help of a private proxy server accessible on the internet.
    Downloads: 1 This Week
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  • 9
    Feedling has been migrated over to github - see http://github.com/growse/feedling for more information.
    Downloads: 1 This Week
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  • Multi-Site Network and Cloud Connectivity for Businesses Icon
    Multi-Site Network and Cloud Connectivity for Businesses

    Internet connectivity without complexity

    As your users rely more and more on Cloud and Internet-based technologies, reliable internet connectivity becomes more and more important to your business. With Bigleaf’s proven SD-WAN architecture, groundbreaking AI, and DDoS attack mitigation, you can finally deliver the reliable internet connectivity your business needs without the limitations of traditional networking platforms. Bigleaf’s Cloud Access Network and plug-and-play router allow for limitless control to and from anywhere your traffic needs to go. Bigleaf’s self-driving AI automatically identifies and adapts to any changing circuit conditions and traffic needs—addressing issues before they impact your users. Bigleaf puts you in the driver’s seat of every complaint and support call with full-path traffic and network performance data, delivered as actionable insights, reports, and alerts.
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    We provide a Hebrew version of Mozilla Firefox, Mozilla Thunderbird, SeaMonkey and Mozilla Application Suite. SeaMonkey/Mozilla Suite are also available for download from here, while the latest Firefox & Thunderbird are available only from mozilla.com.
    Downloads: 1 This Week
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  • 11

    RSS Reader

    A small RSS client

    A small and lightweight RSS client that uses .NET 3.5 Client Profile frame work. It allows you to subscribe for feeds and read them. RSSReader was written in C# and is open-source and free project. You can download it binary and start to use or you can checkout source code from SVN repository and help to develop project. Any registered user can post new bug or feature request ticket. Any help would be appreciated. Thank you.
    Downloads: 1 This Week
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  • 12
    AceJudge is a system for managing programming contests. AceJudge's basic features include automatic judging of submitted programs, answering to clarification questions about problem descriptions, reevaluation of programs, real time ranking etc.
    Downloads: 0 This Week
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  • 13
    Af-Arch is an Open Source N-tier framework to build distribuited applications. Its license schema allows Open Source and commercial (closed source) applications. This is the foundation to build an new set of applications in a fast and reliable way.
    Downloads: 0 This Week
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  • 14
    Aggregated4 is an open-source, news aggregator. It is planned to [initially] support RSS (versions 0.9 to 2.0, and further if applicable), Atom (0.3 to 1.0, and further if applicable), and in subsequent releases podcast catching, Torrent downloads, etc.
    Downloads: 0 This Week
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  • 15
    The AJAX Engine is a portable Ajax framework built upon webservice standards (SOAP, WSDL) on data transfer layer by providing proxies for JavaScript. Supporting: AJAX Actions, queuing, scheduling, AJAX enabled controls. Server side adapters are available
    Downloads: 0 This Week
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  • 16
    Ajax Portal (WebOS and Portal)
    Ajax Portal (WebOS & Enterprise Portal). Ajax Portal is open source cross-platform cross-browser Web 2.0 / Web 3.0 solution which is based on a new architecture of WebOS and Enterprise Portals. Our Enterprise Portal can work as Mashup (WOA approach). The portal provides Portlet/Portal API, Services. It's posible to use the Decoration module of the portal as a part of the standard Web application (Web 2.0 / Web 3.0 application). Open Source allows you to try and evaluate our Web 2.0 / Web 3.0 Enterprise Ajax Portal for free.
    Downloads: 0 This Week
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  • 17
    Ajax.NET is an implementation of the AJAX technology used by Google, Orkut, Flickr, ... for the .NET environment. Call server side methods as if they were on the clientside.
    Downloads: 0 This Week
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  • 18
    Software originally realised by the Grid research project Akogrimo (http:/www.mobilegrids.org) working on integrating network capabilities with Grid Middleware. Selected topics are Context Management, SIP/SOAP integration, Semantic workflows, ...
    Downloads: 0 This Week
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  • 19
    GTK# RSS aggregator [newsreader]
    Downloads: 0 This Week
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  • 20
    Maintain all anaksibolga project components
    Downloads: 0 This Week
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  • 21
    Aoyi Football Club System
    Downloads: 0 This Week
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  • 22
    IMS is for field agents collecting artifacts related to a claim by allowing Windows Mobile 6 users to gather notes, recorded interviews and photos taken with the device’s camera, and assign them to incidents stored in a DFS-enabled Documentum repositor
    Downloads: 0 This Week
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  • 23
    People Connection Art Portal. To connect Art creators and Art consumers.
    Downloads: 0 This Week
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  • 24
    Windows GUI utility to bulk upload files into Google's App Engine.
    Downloads: 0 This Week
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  • 25
    This program implements a SOAP client that could send an XML to a web service and display a response interactively. It was primarily built to test different security measures that are usually implemented to protect SOAP traffic.
    Downloads: 0 This Week
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