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

  • Automated quote and proposal software for IT solution providers. | ConnectWise CPQ Icon
    Automated quote and proposal software for IT solution providers. | ConnectWise CPQ

    Create IT quote templates, automate workflows, add integrations & price catalogs to save time & reduce errors on manual data entry & updates.

    ConnectWise CPQ, formerly ConnectWise Sell, is a professional quote and proposal automation software for IT solution providers. ConnectWise CPQ offers a wide range of tools that enables IT solution providers to save time, quote more, and win big. Top features include professional quote or proposal templates, product catalog and sourcing, workflow automation, sales reporting, and integrations with best-in-breed solutions like Cisco, Dell, HP, and Salesforce.
  • Cloudflare secures and ensures the reliability of your external-facing resources such as websites, APIs, and applications. Icon
    It protects your internal resources such as behind-the-firewall applications, teams, and devices.
  • 1
    PortableApps.com

    PortableApps.com

    Portable software for cloud, local, and portable USB drives

    PortableApps.com is the world's most popular portable software solution allowing you to take your favorite software with you. A fully open source and free platform, it works from any synced cloud folder (DropBox, Google Drive, Box, etc), from your local PC on an internal or external drive, or on any portable storage device (USB flash drive, memory card, portable SSD or hard drive, etc) moved between PCs. With millions of users all over the world, nearly 500 real open source and freeware apps in our main app store (no shovelware), compatible commercial software, and partners in hardware industry, PortableApps.com is the most complete solution for life on the go.
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    Downloads: 442,467 This Week
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  • 2
    WinSCP

    WinSCP

    WinSCP is a free SFTP, SCP, S3, WebDAV, and FTP client for Windows.

    WinSCP is a popular free SFTP and FTP client for Windows, a powerful file manager that will improve your productivity. It offers an easy to use GUI to copy files between a local and remote computer using multiple protocols: Amazon S3, FTP, FTPS, SCP, SFTP or WebDAV. WinSCP can copy files between two local folders too. Power users can automate WinSCP using .NET assembly. WinSCP is available in English and many other languages.
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    Downloads: 449,956 This Week
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  • 3
    KeePass

    KeePass

    A lightweight and easy-to-use password manager

    KeePass Password Safe is a free, open source, lightweight, and easy-to-use password manager for Windows, Linux and Mac OS X, with ports for Android, iPhone/iPad and other mobile devices. With so many passwords to remember and the need to vary passwords to protect your valuable data, it’s nice to have KeePass to manage your passwords in a secure way. KeePass puts all your passwords in a highly encrypted database and locks them with one master key or a key file. As a result, you only have to remember one single master password or select the key file to unlock the whole database. And the databases are encrypted using the best and most secure encryption algorithms currently known, AES and Twofish. See our features page for details.
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    Downloads: 233,877 This Week
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  • 4
    Shareaza

    Shareaza

    A universal P2P file sharing client for Windows

    Shareaza is a very powerful multi-network peer-to-peer file-sharing client supporting Gnutella² G2, Gnutella, eDonkey2000 / eMule, DC++, HTTP, FTP and BitTorrent / DHT protocols for Windows or Wine.
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    Downloads: 2,615 This Week
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  • Make Recruiting and Onboarding Easy Icon
    Make Recruiting and Onboarding Easy

    Simple, easy-to-use applicant tracking and employee Onboarding system for any sized organization.

    Take away the pain and hassle associated with applicant recruitment, hiring, and onboarding with ApplicantStack. Designed for HR professionals and recruiters, ApplicantStack helps streamline the recruiting and onboarding processes to improve productivity and reduce costs. ApplicantStack provides a complete toolkit that includes tools for posting, launching, and advertising jobs, assessing and managing candidates, collaborating with teams, centralizing information for quick hiring and onboarding, and more.
  • 5
    uGet - Download Manager
    uGet, the Best Download Manager for Linux. uGet is a lightweight yet powerful Open Source download manager for GNU/Linux developed with GTK+, which also comes packaged as a portable Windows app. - Quick Links - Features: https://ugetdm.com/features Screenshots: https://ugetdm.com/screenshots Blog: https://ugetdm.com/blog Support: https://ugetdm.com/qa Frequently Asked Questions (FAQs): https://ugetdm.com/qa/faq RSS Feed: https://ugetdm.com/rss GitHub: https://github.com/ugetdm GitHub: https://github.com/chhuang-one
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    Downloads: 2,097 This Week
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  • 6
    Vuze - Azureus

    Vuze - Azureus

    An extremely powerful and configurable BitTorrent client

    Vuze (formerly Azureus) is an extremely powerful and configurable BitTorrent client. Search and download torrent files. Play, convert and transcode videos and music for playing on many devices such as PSP, TiVo, XBox, PS3, iTunes (iPhone, iPod, Apple TV).
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    Downloads: 1,327 This Week
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  • 7
    winPenPack

    winPenPack

    The portable software collection

    winPenPack is a project that aims at collecting the most frequently used and most popular open source applications made portable, so that they can be executed without installation from any USB Flash Drive or Hard Disk. The winPenPack suites offer a wide range of portable applications like office tools, internet tools, multimedia tools, development tools, security applications and other frequently used utilities. Everything you need, completely free, open source and portable!
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    Downloads: 690 This Week
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  • 8
    IPCop Firewall

    IPCop Firewall

    Linux firewall distribution geared towards home and SOHO users.

    The IPCop Firewall is a Linux firewall distribution. It is geared towards home and SOHO users. The IPCop web-interface is very user-friendly and makes usage easy.
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    Downloads: 264 This Week
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  • 9
    phpList

    phpList

    Powerful Open Source Email Marketing app with analytics & segmentation

    phpList delivers Open Source email marketing, including analytics, list segmentation, content personalisaton and bounce processing. Extensive technical features and a secure and stable codebase are the result of over 17 years of continuous development. Used in 95 countries, available in 20+ languages, and used to send 25 billion email campaigns last year. Deploy it with your own SMTP server, or get a free hosted account at http://phplist.com.
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    Downloads: 289 This Week
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  • Control remote support software for remote workers and IT teams Icon
    Control remote support software for remote workers and IT teams

    Raise the bar for remote support and reduce customer downtime.

    ConnectWise ScreenConnect, formerly ConnectWise Control, is a remote support solution for Managed Service Providers (MSP), Value Added Resellers (VAR), internal IT teams, and managed security providers. Fast, reliable, secure, and simple to use, ConnectWise ScreenConnect helps businesses solve their customers' issues faster from any location. The platform features remote support, remote access, remote meeting, customization, and integrations with leading business tools.
  • 10
    LogicalDOC Document Management - DMS

    LogicalDOC Document Management - DMS

    smart and open source document management system

    LogicalDOC is both document management and collaboration system. The software is loaded with many functions and allows organizing, index, retrieving, controlling and distributing important business documents securely and safely for any organization and individual. Gone are the days when companies used paper-based processes such as printing, mailing and manual filing of paper documents; our document management system replaces all of this with electronic procedures that allow your organization to reduce costs significantly. Check out https://www.logicaldoc.com to learn more. The design of LogicalDOC is based on best-of-breed Java technologies in order to provide a reliable DMS platform. The main interface is web-based, no need to install anything else; users can access the system through their browser. LogicalDOC CE is 100% free software and is packaged with an open source database; while it supports all major DBMS, developers still recommend MySQL for production systems.
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    Downloads: 229 This Week
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  • 11
    Tiki Wiki CMS Groupware

    Tiki Wiki CMS Groupware

    The Free / Libre / Open Source Web App with the most built-in features

    "Software made the wiki way" A full-featured, web-based, tightly integrated, all-in-one Wiki+CMS+Groupware, Free Source Software (GNU/LGPL), using PHP, MySQL, Zend Framework, jQuery and Smarty. Tiki can be used to create all kinds of Web applications, sites, portals, knowledge base, intranets, and extranets. Tiki is the Open Source Web Application with the most built-in features. Highly configurable and modular, all features are optional and administered via a web-based interface. Major features include a wiki engine, news articles, discussion forums, newsletters, blogs, file galleries, bug and issue trackers (form generator), polls/surveys and quizzes, banner management system, calendar, maps, mobile , RSS feeds, category system, tags, an advanced themeing engine, spreadsheet, drawings, inter-user messaging, menus, advanced permission system for users and groups, search engine, external authentication, etc. Security reports: https://security.tiki.org
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    Downloads: 209 This Week
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  • 12

    aria2 - CLI Metalink/BitTorrent client

    A multi-protocol & multi-source, cross platform download utility

    aria2 is a multi-protocol & multi-source, cross platform download utility. The supported protocols are HTTP(S), FTP, BitTorrent, Metalink. It can download a file from multiple sources/protocols and tries to utilize your maximum download bandwidth.
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    Downloads: 199 This Week
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  • 13
    e107 bootstrap content management system

    e107 bootstrap content management system

    Content management system built on PHP, MySQL, Twitter Bootstrap

    e107 is a website content management (CMS) system written in PHP and MySQL. It installs a completely dynamic website on your server allowing you complete control of your site from a secure and intuitive, yet powerful and flexible admin area. Coded HTML5, Twitter Bootstrap 5, jQuery. Full source and changelog available on Github.
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    Downloads: 208 This Week
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  • 14
    xVideoServiceThief
    xVideoServiceThief is a tool for downloading your favourite video clips from a lot of video websites. xVideoServiceThief also provide you the ability to convert each video in most popular formats: AVI, MPEG1, MPEG2, WMV, MP4, 3GP, MP3 file formats.
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    Downloads: 213 This Week
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  • 15
    PHPFusion

    PHPFusion

    Award-winning lightweight Open Source Content Management System (CMS)

    PHPFusion is an award-winning open source content management system (CMS). PHPFusion is written in PHP and MySQL and includes a simple, comprehensive administration system. Demos : https://demos.php-fusion.co.uk/
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    Downloads: 166 This Week
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  • 16
    FreeFileSync

    FreeFileSync

    Free data backup software to synchronize files and folders

    FreeFileSync is a free Open Source software that helps you synchronize files and synchronize folders for Windows, Linux and macOS. It is designed to save your time setting up and running data backups while having nice visual feedback along the way. _______________________________________________________________ DOWNLOAD LINKS (official homepage): https://freefilesync.org/
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    Downloads: 139 This Week
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  • 17
    Admidio

    Admidio

    Manage your organization online

    Admidio is a free open source user management system for websites of organizations and groups. The system has a flexible role model so that it’s possible to reflect the structure and permissions of your organization. You can create an individual profile for your members by adding or removing fields. Additional to these functions the system contains several modules like member lists, event manager, guestbook, photo album or download area.
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    Downloads: 149 This Week
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  • 18
    Coppermine Photo Gallery
    Coppermine is an easily set-up, fast, feature-rich photo gallery script with mySQL database, user management, private galleries, automatic thumbnail creation, ecard feature and a template system for easy customization to match the rest of a site.
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    Downloads: 124 This Week
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  • 19
    XOOPS Web Application System

    XOOPS Web Application System

    The world's leading content management systems (CMS) written in PHP

    PLEASE NOTE: Latest XOOPS files are on http://github.com/xoops and http://github.com/xoopsmodules25x) XOOPS is a Web application platform written in PHP for the MySQL database. Its object orientation makes it an ideal tool for developing small or large community websites, intra-company and corporate portals, weblogs, and much more. XOOPS is an acronym of eXtensible Object Oriented Portal System. Initially a portal system, XOOPS is now a leading content management system (CMS) that serves as a versatile Web framework. XOOPS can also be used as a weblog or journal via a standard install using the News module alone. Another approach is to use modules like News, Forum, Download, Web Links, etc. to form a community that interacts with members and visitors. Or think big, like an enterprise, and develop modules to use with eShop that integrate into XOOP's uniform user management system. XOOPS is released under the terms of the GNU General Public License (GPL)
    Downloads: 104 This Week
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  • 20
    Gallery
    A slick, intuitive web based photo gallery. Gallery is easy to install, configure and use. Gallery photo management includes automatic thumbnails, resizing, rotation, and more. Authenticated users and privileged albums make this great for communities
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    Downloads: 63 This Week
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  • 21
    forma.lms

    forma.lms

    forma.lms is a Learning Management System (LMS), opensource lms

    forma.lms is an open-source, web-based elearning platform (learning management system - LMS), used to manage and deliver online training courses. It's focused on corporate training needs. The projects forma.lms ((aka formalms) was originally created as a fork of Docebo CE v 4.0.5. The support comnunity of forma.Lms is active on https://forum.formalms.org/
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    Downloads: 94 This Week
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  • 22
    FCKeditor

    FCKeditor

    FCKeditor (retired)

    FCKeditor is the previous version of CKEditor and has been discontinued after version 2. The new CKEditor is redesigned from the ground up, offering more WYSIWYG text editing features, enhanced security and better integration. Don’t force yourself with retro FCKeditor. Switch to the new, cool CKEditor at ckeditor.com
    Downloads: 36 This Week
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  • 23
    PhpGedView
    PhpGedView is a revolutionary genealogy program which allows you to view and edit your genealogy on your website. It has full privacy functions, can import from GEDCOM files, and supports multimedia. It also simplifies family collaboration.
    Downloads: 35 This Week
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  • 24

    PHP Address Book

    Simple, web-based address & phone book

    Simple, web-based address & phone book, contact manager, organizer. Groups, addresses, e-Mails, phone numbers & birthdays. vCards, LDIF, Excel, iPhone, Gmail & Google-Maps supported. PHP / MySQL based.
    Downloads: 24 This Week
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  • 25
    Dev-PHP IDE
    Dev-PHP is a well-featured IDE for PHP. Fast and powerful, it is easy to use and has a lot of cool features : class browser, scripts preview, integration with PHP parsers, PHP-GTK library, and Xdebug of course. Dev-PHP-usb slips even into your pocket.
    Downloads: 25 This Week
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