Browse free open source Internet software and projects for Windows below. Use the toggles on the left to filter open source Internet software by OS, license, language, programming language, and project status.
Portable software for cloud, local, and portable USB drives
A lightweight and easy-to-use password manager
A universal P2P file sharing client for Windows
An extremely powerful and configurable BitTorrent client
A free course management system (CMS) to create online learning sites
The world's leading open source portal
AWStats Log Analyzer
smart and open source document management system
The Free / Libre / Open Source Web App with the most built-in features
Free and Open Source Browser based Security Framework
Award-winning lightweight Open Source Content Management System (CMS)
Free data backup software to synchronize files and folders
The world's leading content management systems (CMS) written in PHP
forma.lms is a Learning Management System (LMS), opensource lms
Easy file synchronization for everyone
FCKeditor (retired)
Standards Compliant Learning Management System
Simple, web-based address & phone book
A fast cross-platform FTP client
The open-source digital workplace for growing teams and enterprises.