your 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.
- Support PortableApps.com's development and hosting
Mozilla Firefox, Portable Edition Nightly works best with the PortableApps.com Platform
Features
Mozilla 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
For help getting Firefox Portable up and running, visit Firefox Portable Support:
- Installing Firefox Portable
- Using Firefox Portable
- Upgrading Firefox Portable
- Copying your local Firefox settings to Firefox Portable
- Using a Second (or Third) Profile with Firefox Portable
- Improving Firefox Portable's Performance
- Installing Plugins (Java, Flash, Shockwave, etc.)
- Running From a CD (Firefox Portable Live)
- Configuring Helper Apps (PDF reader, document viewers, etc)
Note: Using helper apps and closing them after closing Firefox Portable may have privacy implications, read for more details. - When does a version become ESR?
- Known Issues
- Modifications
- Version History
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.
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