List of Web Browsers that support addons/extensions

Updated at: May 5, 2026

These are web browsers which provide the ability for you to install "extensions" (sometimes also called "add-ons") to augment your browser's existing functionality.

note: this list is not complete! still adding data for it...

Browser Name Rendering Engine Timeline Device Type Operating Systems Status
Chrome Chromium 2008 Desktop & Mobile Android, iOS, Linux, macOS, Windows Active
Safari WebKit 2003 Desktop & Mobile iOS, macOS Active
Firefox Gecko 2004 Desktop & Mobile Android, iOS, BSD, Linux, macOS, Windows Active
Brave Chromium 2016 Desktop & Mobile Android, iOS, Linux, macOS, Windows Active
Edge Chromium 2015 Desktop & Mobile Android, iOS, Linux, macOS, Windows, XBox Active
Cromite Chromium 2023 Desktop & Mobile Android, Linux, Windows Active
Elixir Browser Chromium 2025 Mobile Android Active
Lemur Chromium 2022 - 2024 Mobile Android, iOS
Marble Browser Gecko 2025 Desktop Linux, macOS, Windows
Mypal Gecko 2022 Desktop Windows Active
SLBr Multiple 2022 Desktop Windows Active
Sleipnir Chromium 2004 - 2025 Desktop & Mobile Android, iOS, macOS, Windows
Ultimatum Browser Chromium 2021 Mobile Android