development web browser
You can open the Firefox Developer Tools from the menu by selecting Tools Web Developer Toggle Tools or use the keyboard shortcut Ctrl + Shift + I or F12 on Windows and Linux, or Cmd + Opt + I on macOS. The ellipsis menu on the right-hand side of Developer Tools contains several commands that let you perform actions or change tool settings. Firefox Quantum (57.0 b1 64-bit) Firefox 52 (52.0 64-bit) Test 2 Conducted on September 20, 2017 using MacBook Pro (15-inch, 2016) (2.9GHz Intel Core i7 / 16GB 2133 MHz LPDDR3 / 1TB PCIe SSD ), a new Firefox profile, and no other apps or tabs running.
Download from PortableApps.com
Version 89.0 Beta 1 for Windows, English
115MB download / 404MB installed
Notes | All Languages | Antivirus Scan | Details Photostory.
115MB download / 404MB installed
Notes | All Languages | Antivirus Scan | Details Photostory.
Mozilla Firefox Developer Edition, Portable 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 Beta, Firefox Nightly, Legacy versions
- Support Firefox Developer Edition development
- Support PortableApps.com's development and hosting
![Edition Edition](/uploads/1/1/9/4/119441719/495100196.jpeg)
Description
Mozilla Firefox is a fast, full-featured web browser that's easy to use. The Developer Edition adds in debugging and IDE tools as well as a unique theme to the standard beta channel of Firefox.
Localizations
Language | Link | MD5 | |
---|---|---|---|
Arabic | عربي | Download | a2689a5d7ba880d35c62ab9b6ca68651 |
Chinese (Simplified) | 中文 (简体) | Download | 811f07248a5d53ad64ad53c46882ed1c |
Chinese (Traditional) | 正體中文 (繁體) | Download | 767b2fc4412ddd387b9fceaa253e3d7b |
Czech | Čeština | Download | aa14ef595aa4ac88cae1de8d3e91ca1a |
Dutch | Nederlands | Download | 0c5ec3d3cba0be6cc3b3e14c15fa6ae9 |
English | English | Download | efd5bb81963b1d5550e536518886177a |
English (British) | English (British) | Download | f5dca0bbf9f38780d7624f9ae96f3e94 |
Farsi | فارسی | Download | df4b549af080577424bfd58458c1c0e9 |
French | Français | Download | 026ae6dde397ea137dd1b29b30742c46 |
German | Deutsch | Download | 69d28189ef5aa3482a0cb4dfb97e8a94 |
Hebrew | עִבְרִית | Download | fad910a5032a1a2440a986ec6343469e |
Hindi (India) | हिन्दी (भारत) | Download | dcd6a7a74f2875fc5561e7954dfd935c |
Hungarian | Magyar | Download | aeeb62343c08a79b467dad13f7e4a890 |
Indonesian | Bahasa Indonesia | Download | 99a4852d94e529181c9dc40e831d7abc |
Italian | Italiano | Download | 016f6d15a0ef3d2740e4217aecaf847f |
Japanese | 日本語 | Download | 2dba329a181d9668b5f6d7af1d8588a9 |
Korean | 한국어 | Download | 7d51c81eb6c24f23f58c0974b1629fae |
Polish | Polski | Download | 97cfc26683274f7cf6dae03fa7241b19 |
Portuguese (Brazilian) | Português (do Brasil) | Download | a49eb0f550a51a41c95773a5883d648e |
Portuguese (Portugal) | Português (Europeu) | Download | 904df2d521d722ef0b406c6fdf5d0a6f |
Romanian | Română | Download | ad5d9469b0c6fe36e32d5e14e13a0d27 |
Russian | Русский | Download | 97ce179aeb0ad0a4949bb551fa8aa2c2 |
Slovak | slovenčina | Download | 78f2d7b47edcec883205f84dd2059616 |
Spanish (Spain) | Español (de España) | Download | 2454f16aa0c459cd520f42cf2858f82c |
Spanish (International) | Español (internacional) | Download | 0f95dc8c3104ae59a9bc6e9fec88a5e2 |
Turkish | Türkçe | Download | bef99c289c2caa441508543618b2ea99 |
App Notes
The developer release will install alongside a standard Firefox Portable install in a FirefoxPortableDeveloper directory. Note that PortableApps.com will release one version for each major version (example: 78b1 but not 78b2). For updates within each major release, use the internal updater. 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:
- External: Publisher Support
- PortableApps.com: Internet Support Forum
![Mozilla firefox quantum download Mozilla firefox quantum download](/uploads/1/1/9/4/119441719/736198738.png)
Download Details
Firefox Quantum Developer Download
- Publisher: Mozilla & PortableApps.com (John T. Haller)
- Date Updated: 2021-04-22
- Date Added: 2014-11-10
- System Requirements: Windows 7, 8, 10 & WINE
- App License: Open Source (MPL/GPL/LPGL under Mozilla EULA)
- Source: Firefox Developer Edition, Launcher source included, PortableApps.com Installer
- MD5 Hash: efd5bb81963b1d5550e536518886177a (English)
- SHA256 Hash: 4fa8762edc461c9d4751b19716b680e6d6253ac204d2dc943df3e686a8a1570d (English)
Firefox Quantum Developer Edition 64 Bit
Mozilla®, Firefox® and the Firefox logo are registered trademarks of the Mozilla Foundation and are used under license.