Browse free open source Internet software and projects for Windows and Linux below. Use the toggles on the left to filter open source Internet software by OS, license, language, programming language, and project status.
A lightweight and easy-to-use password manager
An easy to install Apache distribution containing MySQL, PHP, and Perl
Anti-Spam SMTP Proxy Server implements multiple spam filters
The Tool Command Language implementation
Amnezia VPN Client (Desktop+Mobile)
Advanced open source tool for bypassing DPI-based censorship
Bypass regional or ISP-level restrictions on services like Discord
Browser for using Tor on Windows, Mac OS X or Linux
Multi-platform auto-proxy client, supporting Sing-box, X-ray, TUIC
Hunt down social media accounts by username across social networks
Logging Framework for C++
Elegant cross-platform proxy GUI client that supports Shadowsocks
javdb official app
An extremely powerful and configurable BitTorrent client
The universal proxy platform
A barcode encoding library supporting over 50 symbologies.
V2Ray is a set of tools for building your own private network
A fast cross-platform FTP client
A cross-platform network scanner that is fast and simple to use