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Mozilla Firefox, Portable Edition Nightly

customizable web browser

Download from PortableApps.com

Version 66.0 Alpha 1 Pre for Windows, English
74MB download / 268MB installed
Notes | All Languages | Details

This is an online installer that will download Firefox during setup

Mozilla Firefox, Portable Edition Nightly can run from a cloud folder, external drive, or local folder without installing into Windows. It's even better with the PortableApps.com Platform for easy installs and automatic updates.

Also Available: Firefox Stable, Firefox ESR (Extended Support Release), Firefox Developer Edition, Firefox Beta, Legacy versions

Description

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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Localizations

LanguageLinkMD5
ArabicعربيDownloade98ca88afeac2b8280c926df668975fe
Chinese (Simplified)中文 (简体)Downloadea5f6424f5d0ca73d8a7c4abc5778b90
Chinese (Traditional)正體中文 (繁體)Downloadc7d5f942b3e46e5c344bf0e0ece32931
CzechČeštinaDownload3f8fff0cf3058dc3a90306798b393980
DutchNederlandsDownloadb56e6b2e3e40cf4400cdd48078bceb64
EnglishEnglishDownload7a5d81135c0af6c854f745e99f72f38e
English (British)English (British)Download351528bd80a70d363baffb92ffe24a2c
FrenchFrançaisDownload63b4f1a13ac3ea84fcfddc602a0dc2f8
GermanDeutschDownloadef771818e42db4bd6365730ec6fc23bb
Hindi (India)हिन्दी (भारत)Downloadef771818e42db4bd6365730ec6fc23bb
HungarianMagyarDownload647753e39a47bae77167d67c0de57db8
IndonesianBahasa IndonesiaDownload28da4cd1325f3755bf692075e6557471
ItalianItalianoDownload07a6bab62e353f8dab7f75a4ee0c93ba
Japanese日本語Download36a792ad3010ae0678da658cb84e6d36
Korean한국어Download6fc1165acf3183c7beab2cc37cb6af9b
PolishPolskiDownloadd02b6b27c2b5975a915aab529277b7a0
Portuguese (Brazilian)Português (do Brasil)Downloadd9569aca8de66ee7cc7da583052f97d7
Portuguese (Portugal)Português (Europeu)Download9a811de46ca68cbc337c8baa6c9f747c
RussianРусскийDownloadbf5e1b118699e6a0a87108b00ac38133
SlovakslovenčinaDownload332b63f645a1395c5d9825d5d83e317d
Spanish (Spain)Español (de España)Download520016538d144590d02e4bffb419e0ce
Spanish (International)Español (internacional)Download4bcf4b4852f7cda44c77644a78b2a832

App Notes

The nightly release will install alongside a standard Firefox Portable install in a FirefoxPortableNightly directory. From Mozilla: "This is pre-release software: you may encounter compatibility problems with some websites and add-ons."

Support

For help with this app, please see the following:

Download Details

Open Source Initiative
  • Publisher: Mozilla & PortableApps.com (John T. Haller)
  • Date Updated: 2019-01-04
  • Date Added: 2004-04-16
  • System Requirements: Windows 7, 8, 10 & WINE
  • App License: Open Source (MPL/GPL/LGPL under Mozilla EULA)
  • Source: Firefox, Launcher source included, PortableApps.com Installer
  • MD5 Hash: 7a5d81135c0af6c854f745e99f72f38e (English)

Mozilla®, Firefox® and the Firefox logo are registered trademarks of the Mozilla Foundation and are used under license.