Browse free open source Browsers and projects for Windows below. Use the toggles on the left to filter open source Browsers by OS, license, language, programming language, and project status.
Portable software for cloud, local, and portable USB drives
Browser for using Tor on Windows, Mac OS X or Linux
WebDriver for Firefox
A fast and customizable web browser for Windows using Gecko.
A Mozilla-based browser designed for the 64-bit architecture
Browser automation framework and ecosystem
The faster, safer desktop browser for macOS, Windows, and Linux
The DB Browser for SQLite
Project aiming to recreate the best aspects of Opera 12.x UI using Qt5
Beautiful, responsive, highly customizable popup boxes
Portable version of the Chromium web browser
Python Development Environment with all batteries included
Experience tranquillity while browsing the web
Chromium fork named after radioactive element No. 90
Captcha solver extension for humans
Free and Open Source Browser based Security Framework
The Bitwarden browser extension vault
Japanese pop-up dictionary extension for Chrome and Firefox
Google Unlocked browser extension uncensor google search results
Translate your page in real time using Google or Yandex