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Mozilla Firefox, Portable Edition Nightly Builds

Firefox Logoyour browser, to go™

Mozilla Firefox® Portable Edition Nightly Builds are pre-alpha/alpha quality builds of the popular Mozilla Firefox web browser bundled with a PortableApps.com launcher as a portable app, so you can take your browser, bookmarks and passwords with you. These builds are intended for testing purposes primarily by extension and web developers. Individual users should use standard Mozilla Firefox, Portable Edition.

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Mozilla Firefox, Portable Edition Nightly works best with the PortableApps.com Platform

Features

portable_firefox_small.pngMozilla Firefox is a fast, full-featured web browser that's easy to use. It has lots of great features including popup-blocking, tabbed-browsing, integrated search, improved privacy features, automatic updating and more. Plus, thanks to the PortableApps.com launcher bundled in the Mozilla Firefox, Portable Edition, it leaves no personal information behind on the machine you run it on, so you can take your favorite browser along with all your favorite bookmarks and extensions with you wherever you go. Learn more about Mozilla Firefox...

Additional Languages

Language Version Link
Arabic عربي 58.0 Alpha 1 Download 58.0 Alpha 1
Chinese (Simplified) 中文 (简体) 58.0 Alpha 1 Download 58.0 Alpha 1
Chinese (Traditional) 正體中文 (繁體) 58.0 Alpha 1 Download 58.0 Alpha 1
Czech Čeština 58.0 Alpha 1 Download 58.0 Alpha 1
Dutch Nederlands 58.0 Alpha 1 Download 58.0 Alpha 1
English English 58.0 Alpha 1 Download 58.0 Alpha 1
EnglishGB English (British) 58.0 Alpha 1 Download 58.0 Alpha 1
French Français 58.0 Alpha 1 Download 58.0 Alpha 1
German Deutsch 58.0 Alpha 1 Download 58.0 Alpha 1
Hungarian Magyar 58.0 Alpha 1 Download 58.0 Alpha 1
Italian Italiano 58.0 Alpha 1 Download 58.0 Alpha 1
Japanese 日本語 58.0 Alpha 1 Download 58.0 Alpha 1
Korean 한국어 58.0 Alpha 1 Download 58.0 Alpha 1
Polish Polski 58.0 Alpha 1 Download 58.0 Alpha 1
Portuguese (Brazilian) Português (do Brasil) 58.0 Alpha 1 Download 58.0 Alpha 1
Portuguese (Portugal) Português (Europeu) 58.0 Alpha 1 Download 58.0 Alpha 1
Russian Русский 58.0 Alpha 1 Download 58.0 Alpha 1
Slovak slovenčina 58.0 Alpha 1 Download 58.0 Alpha 1
Spanish (Spain) Español (de España) 58.0 Alpha 1 Download 58.0 Alpha 1
Spanish (International) Español (internacional) 58.0 Alpha 1 Download 58.0 Alpha 1

Support

osi_certified.pngFor help getting Firefox Portable up and running, visit Firefox Portable Support:

Download Details

  • Publisher: PortableApps.com (John T. Haller) and Mozilla
  • Date updated: 2017-09-22
  • System Requirements: Windows XP/Vista/7/8/10, Wine on Linux/UNIX
  • License: Free / Open Source (Launcher: GPL; Firefox: MPL)
  • Source Code: Launcher source (included), Firefox source
  • MD5 Hash (English): 39f15aacee688d7184d53dcd7268ec7b

Mozilla®, Firefox® and the Firefox logo are registered trademarks of the Mozilla Foundation and are used with permission.