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.

  • Outgrown Windows Task Scheduler? Icon
    Outgrown Windows Task Scheduler?

    Free diagnostic identifies where your workflow is breaking down—with instant analysis of your scheduling environment.

    Windows Task Scheduler wasn't built for complex, cross-platform automation. Get a free diagnostic that shows exactly where things are failing and provides remediation recommendations. Interactive HTML report delivered in minutes.
    Download Free Tool
  • Our Free Plans just got better! | Auth0 Icon
    Our Free Plans just got better! | Auth0

    With up to 25k MAUs and unlimited Okta connections, our Free Plan lets you focus on what you do best—building great apps.

    You asked, we delivered! Auth0 is excited to expand our Free and Paid plans to include more options so you can focus on building, deploying, and scaling applications without having to worry about your security. Auth0 now, thank yourself later.
    Try free now
  • 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.
    Leader badge
    Downloads: 487,365 This Week
    Last Update:
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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 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: 241,644 This Week
    Last Update:
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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.
    Leader badge
    Downloads: 205,821 This Week
    Last Update:
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  • 4
    Double Commander
    Double Commander is a cross platform open source file manager with two panels side by side. It is inspired by Total Commander and features some new ideas.
    Leader badge
    Downloads: 7,110 This Week
    Last Update:
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  • Atera - The depth of a full-stack IT platform, with the power of AI. Icon
    Atera - The depth of a full-stack IT platform, with the power of AI.

    Atera introduces your autonomous AI agent - Ensure operational efficiency at any scale with 24/7 autonomous IT support.

    Atera prioritizes security and compliance through robust protections that align with industry standards. Our AI-driven features were built on responsible AI principles and empower IT teams to work efficiently while maintaining trust and compliance.
    Learn More
  • 5
    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).
    Leader badge
    Downloads: 3,946 This Week
    Last Update:
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  • 6
    DjVu is a web-centric format for distributing documents and images. DjVu was created at AT&T Labs-Research and later sold to LizardTech Inc. DjVuLibre is a GPL implementation of DjVu maintained by the original inventors of DjVu.
    Leader badge
    Downloads: 2,844 This Week
    Last Update:
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  • 7
    FileZilla®

    FileZilla®

    A fast cross-platform FTP client

    FileZilla® is a cross-platform FTP, SFTP, and FTPS client with a vast list of features, which supports Windows, Mac OS X, Linux, and more. FileZilla's dynamic tools help you move files between your local machine and your Web site's server effortlessly. For example, Filezilla lets you compare your files with in-directory server files to manage file syncing. You can also tab browse between servers and transfer files to them simultaneously, as well as edit server files on the go. And Filezilla is available in 47 languages worldwide!
    Leader badge
    Downloads: 2,487 This Week
    Last Update:
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  • 8
    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.
    Leader badge
    Downloads: 1,637 This Week
    Last Update:
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  • 9
    v2rayA

    v2rayA

    A web GUI client of Project V

    v2rayA is a V2Ray Linux client supporting global transparent proxy, compatible with SS, SSR, Trojan(trojan-go), PingTunnel protocols. We are committed to providing the simplest operation and meet most needs. Thanks to the advantages of Web GUI, you can not only use it on your local computer, but also easily deploy it on a router or NAS.
    Leader badge
    Downloads: 5,778 This Week
    Last Update:
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  • eProcurement Software Icon
    eProcurement Software

    Enterprises and companies seeking a solution to manage all their procurement operations and processes

    eBuyerAssist by Eyvo is a cloud-based procurement solution designed for businesses of all sizes and industries. Fully modular and scalable, it streamlines the entire procurement lifecycle—from requisition to fulfillment. The platform includes powerful tools for strategic sourcing, supplier management, warehouse operations, and contract oversight. Additional modules cover purchase orders, approval workflows, inventory and asset management, customer orders, budget control, cost accounting, invoice matching, vendor credit checks, and risk analysis. eBuyerAssist centralizes all procurement functions into a single, easy-to-use system—improving visibility, control, and efficiency across your organization. Whether you're aiming to reduce costs, enhance compliance, or align procurement with broader business goals, eBuyerAssist helps you get there faster, smarter, and with measurable results.
    Learn More
  • 10
    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
    Leader badge
    Downloads: 756 This Week
    Last Update:
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  • 11
    Moodle

    Moodle

    A free course management system (CMS) to create online learning sites

    Moodle is a Course Management System (CMS), also known as a Learning Management System (LMS) or a Virtual Learning Environment (VLE). It is a Free web application that educators can use to create effective online learning sites. https://moodle.org/
    Leader badge
    Downloads: 665 This Week
    Last Update:
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  • 12
    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
    Leader badge
    Downloads: 337 This Week
    Last Update:
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  • 13
    SStap

    SStap

    SSTap socksify TCP and UDP connection at the network layer.

    SSTap, short for SOCKSTap, is used to “socksify” TCP and UDP connections at the network layer. It implements a TUN virtual network interface which accepts all incoming TCP and UDP, and forwards them through a HTTP, SOCKS4, SOCKS 5, SHADOWSOCKS server, without any need for application support. It’s suitable for gaming because it supports both TCP and UDP protocol. Use SSTap right now and enjoy your game!
    Leader badge
    Downloads: 612 This Week
    Last Update:
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  • 14
    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.
    Leader badge
    Downloads: 207 This Week
    Last Update:
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  • 15
    Motrix

    Motrix

    A full-featured download manager

    Motrix is a full-featured, cross-platform download manager that supports downloading HTTP, FTP, BitTorrent, Magnet, Baidu Net Disk and more. It’s got an interface that’s clean, simple and easy to use, plus a number of great features. It can handle up to 10 concurrent downloads, can support 64 threads in a single task, support speed limit and more! It comes in both Chinese and English with many other translations in the works, and has dark mode available.
    Downloads: 40 This Week
    Last Update:
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  • 16
    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.
    Leader badge
    Downloads: 186 This Week
    Last Update:
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  • 17
    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.
    Leader badge
    Downloads: 128 This Week
    Last Update:
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  • 18

    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.
    Leader badge
    Downloads: 131 This Week
    Last Update:
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  • 19
    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
    Leader badge
    Downloads: 130 This Week
    Last Update:
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  • 20
    HTML5 Editor

    HTML5 Editor

    HTML5 editor, free and open-source website builder based on Silex

    This editor is a free and open-source online tool which lets you design html pages with an interface very close to dreamweaver's or powerpoint's one. But we've put a special touch in it ;) The HTML5 editor is now available online and called Silex. Only developers will want to download Silex source code from github. **No need to download it, simply follow the link bellow**
    Leader badge
    Downloads: 166 This Week
    Last Update:
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  • 21
    Alfresco Community Edition

    Alfresco Community Edition

    Open Source Enterprise Content Management ECM

    The open source Enterprise Content Management (ECM) software that handles any type of content, allowing users to easily share and collaborate on content.
    Leader badge
    Downloads: 112 This Week
    Last Update:
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  • 22
    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.
    Leader badge
    Downloads: 113 This Week
    Last Update:
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  • 23
    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/
    Leader badge
    Downloads: 162 This Week
    Last Update:
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  • 24
    TeemIp - IPAM and DDI solution

    TeemIp - IPAM and DDI solution

    IP Address Management - CMDB - Ticketing - DNS and Zone Management

    TeemIp is a free, open source, WEB based, IP Address Management (IPAM) tool that provides comprehensive IP Management capabilities. It allows you to manage your IPv4, IPv6 and DNS spaces: track user requests, discover and allocate IPs, manage your IP plan, your subnet space, your zones and DNS records in accordance with best in class DDI practices. At the same time, TeemIp's CMDB allows you to manage your IT inventory and links your CIs to the IPs they use. Project source code is located on https://github.com/TeemIP
    Leader badge
    Downloads: 108 This Week
    Last Update:
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  • 25
    Google2SRT

    Google2SRT

    Download, save and convert multiple subtitles from YouTube videos

    Google2SRT allows you to download, save and convert multiple subtitles and translations from YouTube and Google Video to SubRip (.srt) format, which is recognized by most video players. You can download XML subtitles or simply type video's URL, Google2SRT will do the rest.
    Downloads: 77 This Week
    Last Update:
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