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

  • 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.
    Start Free
  • Simple, Secure Domain Registration Icon
    Simple, Secure Domain Registration

    Get your domain at wholesale price. Cloudflare offers simple, secure registration with no markups, plus free DNS, CDN, and SSL integration.

    Register or renew your domain and pay only what we pay. No markups, hidden fees, or surprise add-ons. Choose from over 400 TLDs (.com, .ai, .dev). Every domain is integrated with Cloudflare's industry-leading DNS, CDN, and free SSL to make your site faster and more secure. Simple, secure, at-cost domain registration.
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  • 1
    phpipam

    phpipam

    phpipam open-source IP address management

    phpipam is an open-source web IP address management application (IPAM). Its goal is to provide light, modern and useful IP address management. It is php-based application with MySQL database backend, using jQuery libraries, ajax and some HTML5/CSS3 features.
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    Downloads: 155 This Week
    Last Update:
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  • 2
    ZK - Simply Ajax and Mobile
    ZK is an open-source Java framework for building modern web and mobile applications. It enables developers to create rich, interactive UIs using only Java — no JavaScript required. With 200+ Ajax-powered components, event-driven architecture, and support for popular technologies like Spring, Java EE, and JSP/JSF, ZK makes it simple to deliver powerful and user-friendly web applications.
    Downloads: 17 This Week
    Last Update:
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  • 3
    HelloNzb

    HelloNzb

    The Binary Usenet Tool

    With HelloNzb you can download (binary) files from Usenet servers via NZB index files. The software is based on Java and can thus run on many platforms (tested on Windows and Linux). Automatic archive verification via PAR2, automatic RAR archive extraction, built-in yEnc- and UU-decoding. Portable, no installation required.
    Downloads: 16 This Week
    Last Update:
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  • 4
    CalemEAM is an open source enterprise asset management (EAM/CMMS) suite, featuring Web 2.0 Ajax client with drag-and-drop customization and a PHP based server. This free CMMS/EAM project can be used for industrial, facility and IT asset management.
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    Downloads: 20 This Week
    Last Update:
    See Project
  • Get the most trusted enterprise browser Icon
    Get the most trusted enterprise browser

    Advanced built-in security helps IT prevent breaches before they happen

    Defend against security incidents with Chrome Enterprise. Create customizable controls, manage extensions and set proactive alerts to keep your data and employees protected without slowing down productivity.
    Download Chrome
  • 5
    Podcast Generator

    Podcast Generator

    Open Source Podcast Publishing Solution

    Podcast Generator is an open source Content Management System written in PHP and specifically designed for podcast publishing. It provides the user with the tools to easily manage all of the aspects related to the publication of a podcast, from the upload of episodes to its submission to the iTunes store.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 6
    R3R
    R3R is a small, fast, and portable reader for RSS, ESF, and Atom feeds.
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    Downloads: 10 This Week
    Last Update:
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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: 3 This Week
    Last Update:
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  • 8
    mendelson AS4

    mendelson AS4

    AS4 Solution for ENTSOG, e-SENS, ebMS, PEPPOL, ICS2, BDEW

    mendelson AS4 is a free JAVA-based open source AS4 solution. Contains a monitoring- and configuration GUI (SWING), supports PUSH and PULL messages, ENTSOG AS4, e-SENS AS4, ebMS AS4, BDEW AS4, PEPPOL AS4, ICS2 AS4, signatures (SOAP, payload), selectable profile per trading partner, encryption (SOAP, payload), UserNameToken, TLS, pluggable into any servlet container, trading partner management, compression, certificate management
    Downloads: 8 This Week
    Last Update:
    See Project
  • 9
    It is a lightweight API to invoke web services (RMI, CORBA, WebService (SOAP), XML-RPC, EJB, Hessian, Burlap, REST, ...), how simple Java Object calls. You can integrate Crispy in a Service Oriented Architecture (SOA) or in a Rich Client Platform (RCP).
    Downloads: 2 This Week
    Last Update:
    See Project
  • The All-in-One Commerce Platform for Businesses - Shopify Icon
    The All-in-One Commerce Platform for Businesses - Shopify

    Shopify offers plans for anyone that wants to sell products online and build an ecommerce store, small to mid-sized businesses as well as enterprise

    Shopify is a leading all-in-one commerce platform that enables businesses to start, build, and grow their online and physical stores. It offers tools to create customized websites, manage inventory, process payments, and sell across multiple channels including online, in-person, wholesale, and global markets. The platform includes integrated marketing tools, analytics, and customer engagement features to help merchants reach and retain customers. Shopify supports thousands of third-party apps and offers developer-friendly APIs for custom solutions. With world-class checkout technology, Shopify powers over 150 million high-intent shoppers worldwide. Its reliable, scalable infrastructure ensures fast performance and seamless operations at any business size.
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  • 10
    ARADO - URL Database & RSS Feed Reader
    ARADO RSS Feed Reader is a URL Database for Websearch and RSS Feed Reading, which saves your added Bookmarks & RSS-Feeds and syncs newest URLs with your connected devices. Store and Search your all your URLs in ARADO. As framework c++ / Qt is used.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 11
    RSSProxy
    RSSProxy is a web based RSS-Reader with export. It exports only the unread messages. So you can read online and your RSS-Reader at home only gets unread messages.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 12
    Maborak reader: ( Ajax/Web RSS reader ) Es una aplicación Open Source capaz de leer sindicaciones RSS, RDF, ATOM locales y remotos. Web/Demo: http://rss.maborak.com/ (lector de noticias, ajax rss reader, feed creator)
    Downloads: 0 This Week
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    See Project
  • 13
    AGIS stands for Asterisk Groupware Integration Server. It provides a SOAP backend for access and configuration of the Asterisk PBX. Further it implements a SOAP based Asterisk application for E-Groupware with management functions for users and admins.
    Downloads: 0 This Week
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  • 14
    Asterisk PBX Integration Zimlet is an Extension for Zimbra Collaboration Suite. The Zimlet does Interface with the Asterisk Manager Interface to integrate with Asterisk PBX. The main focus is dial-on-click for Phone numbers inside Contacts and Emails.
    Downloads: 0 This Week
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  • 15
    The Backlinkchecker is used to analyze how many inbound links there are for your website. Its developed in PHP, JavaScript and MySQL. It uses the great Javascript lib extjs and the php lib snoopy.php.
    Downloads: 0 This Week
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    See Project
  • 16
    The Blogpolis Software is an easy to use and webbased Blog-Management-System for political Blog-Carnivals. The software is programmed in PHP, uses a MySQL Database and is licensed under the Free Software licence GPL 3.
    Downloads: 0 This Week
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    See Project
  • 17
    Planing events, and comercials for TV Broadcast stations, Interfaces to PBS(tm), Pinnacle-Vortex(tm) with Web frontend
    Downloads: 0 This Week
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  • 18

    CTCFramework

    A Collaborative Task Controlling Framework

    A RESTful framework to control collaborative tasks in existing web applications!
    Downloads: 0 This Week
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  • 19
    The CampusSource Engine Integration Platform (CSE-IP) supports the composition of an integrated information managment in heterogeneous IT environments of educational institutions. It realises a process-oriented link-up of campus information systems.
    Downloads: 0 This Week
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  • 20
    CyBerFuN xBTiT
    CyBerFuN xBTiT by cybernet2u / I only install hacks and maintain them / all the credits for the core source goes to : http://www.btiteam.org new files here ->https://github.com/cybyd/cybyd
    Downloads: 0 This Week
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  • 21
    Guberno is a versatile framework that allows web based administration of any application you want.
    Downloads: 0 This Week
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  • 22
    A Customer Relationship Management (CRM) webapplication that uses OASIS CIQ standards for administrating organisations, persons, memberships, as well as contact information.
    Downloads: 0 This Week
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  • 23
    JNewsDruid is a binary newsgroups fetcher (newsreader) written in Java. Its goal should be making the handling of alt.binary groups easier. It will support multiple servers and all important binary standards for the usenet soon. It makes use of mysql.
    Downloads: 0 This Week
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    See Project
  • 24
    JPackrat is a client for fetching binaries in the usenet.
    Downloads: 0 This Week
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    See Project
  • 25
    Everything is XML - Everything is possible - Keep it simple
    Downloads: 0 This Week
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    See Project
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