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.

  • MongoDB Atlas runs apps anywhere Icon
    MongoDB Atlas runs apps anywhere

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

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  • 1
    WinSCP

    WinSCP

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

    WinSCP is a popular free file manager for Windows supporting SFTP, FTP, FTPS, SCP, S3, WebDAV and local-to-local file transfers. A powerful tool to enhance your productivity with a user-friendly interface and automation options like .NET assembly or batch file scripting. Use WinSCP also for file editing, directory synchronization and site management. WinSCP is open-source and well documented. It is available in English and many other languages.
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    Downloads: 844,780 This Week
    Last Update:
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  • 2
    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: 319,569 This Week
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  • 3
    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: 2,770 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 GnutellaΒ² G2, Gnutella, eDonkey2000 / eMule, DC++, HTTP, FTP and BitTorrent / DHT protocols for Windows or Wine.
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    Downloads: 1,603 This Week
    Last Update:
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  • Gemini 3 and 200+ AI Models on One Platform Icon
    Gemini 3 and 200+ AI Models on One Platform

    Access Google's best plus Claude, Llama, and Gemma. Fine-tune and deploy from one console.

    Build generative AI apps with Vertex AI. Switch between models without switching platforms.
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  • 5
    AWStats

    AWStats

    AWStats Log Analyzer

    AWStats is a free powerful and featureful server logfile analyzer that shows you all your Web/Mail/FTP statistics including visits, unique visitors, pages, hits, rush hours, os, browsers, search engines, keywords, robots visits, broken links and more
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    Downloads: 276 This Week
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  • 6

    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: 150 This Week
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  • 7
    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.
    Downloads: 128 This Week
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  • 8
    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
    Downloads: 115 This Week
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  • 9
    Liferay Portal

    Liferay Portal

    The world's leading open source portal

    Liferay Portal is the world's leading enterprise open source portal framework, offering integrated Web publishing and content management, an enterprise service bus and service-oriented architecture, and compatibility with all major IT infrastructure. Check GitHub for our latest releases: https://github.com/liferay/liferay-portal/releases https://github.com/liferay/liferay-ide/releases
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    Downloads: 103 This Week
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  • Full-stack observability with actually useful AI | Grafana Cloud Icon
    Full-stack observability with actually useful AI | Grafana Cloud

    Our generous forever free tier includes the full platform, including the AI Assistant, for 3 users with 10k metrics, 50GB logs, and 50GB traces.

    Built on open standards like Prometheus and OpenTelemetry, Grafana Cloud includes Kubernetes Monitoring, Application Observability, Incident Response, plus the AI-powered Grafana Assistant. Get started with our generous free tier today.
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  • 10
    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: 108 This Week
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  • 11
    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/
    Downloads: 52 This Week
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  • 12
    Gallery

    Gallery

    Intuitive web based photo 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
    Downloads: 37 This Week
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  • 13
    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: 30 This Week
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  • 14
    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: 49 This Week
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  • 15
    AeroFTP

    AeroFTP

    AeroFTP is a Cross-platform desktop client for FTP, SFTP, WebDAV, S3

    AeroFTP is a cross-platform file transfer client that goes beyond traditional FTP. Connect to 25+ protocols, FTP/FTPS, SFTP, WebDAV, S3, Google Drive, Dropbox, OneDrive, MEGA, Box, pCloud, Azure, Filen, and more from a single interface. Security-first: AeroVault v2 encrypted containers (AES-256-GCM-SIV), Cryptomator support, and zero telemetry. Built-in AeroAgent AI assistant with 19 providers and 47 tools for file operations and workflow automation. Includes Monaco editor, terminal, AeroPlayer with 14 visualizers, AeroCloud sync, archive support, batch rename, and 47 languages. Full CLI (aeroftp-cli) with 32 subcommands, vault profiles, JSON output. AI agent ready. Platform status: - Linux: Stable (.deb, .rpm, .AppImage, .snap, AUR) - Windows: Stable (.msi, .exe, winget) - macOS: Beta (.dmg, not code-signed) Built with Rust (Tauri 2) + React 18. Open source, GPL-3.0.
    Downloads: 77 This Week
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  • 16
    phpSysInfo
    phpSysInfo is a customizable PHP Script that parses /proc, and formats information nicely. It will display information about system facts like Uptime, CPU, Memory, PCI devices, SCSI devices, IDE devices, Network adapters, Disk usage, and more.
    Downloads: 21 This Week
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  • 17
    GeoNetwork opensource - Metadata Catalog
    A web based Metadata Catalog Server for data description and discovery. Supports both generic and geospatial data discovery. It implements international standards (e.g. ISO19115/19139/19119, ISO19115-3, DCAT-AP, CSW 2.0, OGC API Records). It originates from the United Nations and is used by many governments as geoportal software. Active development and discussion takes place on GitHub and OSGeo Discourse. You can also connect directly with the companies supporting the development. Source code available on github https://github.com/geonetwork/
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    Downloads: 113 This Week
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  • 18
    phpFreeChat is a free, simple to install, fast and customizable chat that uses by default files for message and nickname storage. It uses AJAX to smoothly refresh and display the chat zone and the nickname zone.
    Downloads: 24 This Week
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  • 19
    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: 15 This Week
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  • 20

    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: 17 This Week
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  • 21
    WackoWiki

    WackoWiki

    WackoWiki is a light and easy to install multilingual Wiki-engine.

    WackoWiki is a light and easy to install multilingual Wiki-engine. Supports WYTIWYG-editing, page rights (ACLs), design themes (skins), file upload, email notification and much more. Compatible with PHP 8.0 - 8.5 and MariaDB / MySQL / SQLite.
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    Downloads: 32 This Week
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  • 22
    HTTraQt

    HTTraQt

    easy-to-use offline browser utility based on httrack library

    HTTraQt is the clone from WinHTTrack, software for downloading of internet sites or/and content of their: multimedia files, documents, images, etc. Possible to easy switch the language of GUI, Easy to add the language files without to change the program code. Selection of browser little bit changed: possible to select browser and system of "User agent". Extended the selectiing of file extensions under "Rulez" settings. This project was develloped for Linux/Unix/BSD, but it's possible to change the CMakeLists.txt for Windows and Mac OSX. For compiling You need to install the Qt4, httrack, httrack-dev libraries from repository.
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    Downloads: 44 This Week
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  • 23
    TWiki Enterprise Collaboration Platform

    TWiki Enterprise Collaboration Platform

    Open Source Enterprise Wiki and Web Application Platform

    Enterprise collaboration platform with over 400 extensions. Users without programming skills can create web applications. 50,000 small businesses, many Fortune 500 companies, and millions of people use TWiki, with installations of 100,000s of pages. Visit http://twiki.org/ for the open source TWiki. The TWiki community is focusing on building the best collaboration platform for the workplace. We invite you to GET INVOLVED! More at http://bit.ly/twGetInv.
    Downloads: 10 This Week
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  • 24
    SiteBar is the web's leading bookmark server, featuring muti-user/group access, a simple mode for the single end user, full import/export features, skinnable interface, internationalization. It integrates to sidebars of all major browsers.
    Downloads: 10 This Week
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  • 25
    Ascoos Web Extended Studio

    Ascoos Web Extended Studio

    Is a portable web server suite for windows 64Bit, for Web Development.

    Ascoos Web Extended Studio (AWES) is a portable, free 64-bit web server environment for Windows, designed for professional web developers and designers who need flexibility, modularity, and multi-version testing capabilities. It provides a complete local development stack based on technologies such as Apache, PHP, Node.js, Python, MariaDB, MongoDB, FileZilla, and other essential tools. πŸ”§ Key Features: - Multi-version support for PHP and MariaDB - Modular and upgrade-friendly architecture - Fully portable – no installation required - Integrated tools and applications - Advanced GUI features - CGI technology support 🎯 Ideal for: - Developing and testing PHP applications across multiple environments - Experimenting with different software versions - Maintaining legacy projects - Local development and training without installation Official Site: https://awes.ascoos.com Demo video: https://youtu.be/HMCJpgEC9zg GitHub: https://github.com/ascoos/awes
    Downloads: 42 This Week
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