Firefox User Agents

Firefox User Agents in our database. This is a listing of only some of the most popular ones.

  • Mozilla/5.0 (X11; Linux x86_64; rv:137.0) Gecko/20100101 Firefox/137.0

    Firefox 137 on GNU/Linux

  • Mozilla/5.0 (Macintosh; Intel Mac OS X 13_3; rv:124.0.1) Gecko/20100101 Firefox/124.0.1

    Firefox 124 on Mac 13

  • Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:126.0.1) Gecko/20100101 Firefox/126.0.1

    Firefox 126 on Windows 10

  • Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:124.0.2) Gecko/20100101 Firefox/124.0.2

    Firefox 124 on Windows 10

  • Mozilla/5.0 (Macintosh; Intel Mac OS X 12_6; rv:126.0.1) Gecko/20100101 Firefox/126.0.1

    Firefox 126 on Mac 12

  • Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7; rv:123.0) Gecko/20100101 Firefox/123.0

    Firefox 123 on Mac 10

  • Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7; rv:125.0) Gecko/20100101 Firefox/125.0

    Firefox 125 on Mac 10

  • Mozilla/5.0 (X11; Linux x86_64; rv:125.0) Gecko/20100101 Firefox/125.0

    Firefox 125 on GNU/Linux

  • Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7; x86) AppleWebKit/537.36 (KHTML, like Gecko) Firefox/83.0.0.0 Safari/537.36

    Firefox 83 on Mac 10

  • Mozilla/5.0 (X11; Linux x86_64; rv:139.0) Gecko/20100101 Firefox/139.0

    Firefox 139 on GNU/Linux

  • Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10_9_0; rv:1.9.2.20) Gecko/7213-09-07 03:04:49.878571 Firefox/12.0

    Firefox 12 on Mac 10

  • Mozilla/5.0 (X11; Linux i686; rv:1.9.6.20) Gecko/7357-10-10 19:04:37.097107 Firefox/3.6.12

    Firefox 3 on GNU/Linux

  • Mozilla/5.0 (X11; Linux i686; rv:1.9.7.20) Gecko/6795-08-16 16:13:25.030701 Firefox/3.6.11

    Firefox 3 on GNU/Linux

  • Mozilla/5.0 (Windows 98; Win 9x 4.90; bn-IN; rv:1.9.1.20) Gecko/4612-12-22 22:29:17.899826 Firefox/9.0

    Firefox 9 on Windows ME

  • Mozilla/5.0 (X11; Linux x86_64; rv:1.9.7.20) Gecko/8932-08-28 22:55:06.712463 Firefox/3.8

    Firefox 3 on GNU/Linux

  • Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_5; rv:1.9.5.20) Gecko/8453-01-29 19:58:54.385651 Firefox/3.6.2

    Firefox 3 on Mac 10

  • Mozilla/5.0 (Windows NT 6.0; sv-FI; rv:1.9.1.20) Gecko/9622-05-24 14:26:37.834137 Firefox/3.8

    Firefox 3 on Windows Vista

  • Mozilla/5.0 (Windows NT 5.2; lzh-TW; rv:1.9.2.20) Gecko/7834-01-06 23:27:02.401672 Firefox/3.6.15

    Firefox 3 on Windows Server 2003

  • Mozilla/5.0 (Windows NT 5.2; mhr-RU; rv:1.9.2.20) Gecko/4321-08-03 01:25:46.598343 Firefox/3.6.2

    Firefox 3 on Windows Server 2003

  • Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:134.0) Gecko/20100101 Firefox/134.0

    Firefox 134 on Mac 10

  • Mozilla/5.0 (Macintosh; U; PPC Mac OS X 10_7_6; rv:1.9.5.20) Gecko/8141-09-25 04:25:44.415436 Firefox/15.0

    Firefox 15 on Mac 10

  • Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:139.0) Gecko/20100101 Firefox/139.0

    Firefox 139 on Windows 10

  • Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9a3pre) Gecko/20070330

    Firefox on GNU/Linux

  • Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:125.0.1) Gecko/20100101 Firefox/125.0.1

    Firefox 125 on Windows 10

  • Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8b4) Gecko/20050729 Firefox/1.0+

    Firefox 1 on Windows XP

  • Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:109.0) Gecko/20100101 Firefox/115

    Firefox 115 on Windows 7

  • Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:109.0) Gecko/20100101 Firefox/109.0

    Firefox 109 on Ubuntu

  • Mozilla/5.0 (Windows NT 10.0; rv:132.0) Gecko/20100101 Firefox/132.0

    Firefox 132 on Windows 10

  • Mozilla/5.0 (X11; Linux x86_64; rv:138.0) Gecko/20100101 Firefox/138.0

    Firefox 138 on GNU/Linux

  • Mozilla/5.0 (Windows NT 10.0; rv:128.0 ) Gecko/20100101 Firefox/128.0

    Firefox 128 on Windows 10

  • Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN; rv:1.9) Gecko/2008052906 Firefox/3.0

    Firefox 3 on Windows XP

  • Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:138.0) Gecko/20100101 Firefox/138.0

    Firefox 138 on Mac 10

  • Mozilla/5.0 (Windows NT 10.0; Win32; x86; rv:138.0) Gecko/20100101 Firefox/1.0.0

    Firefox 1 on Windows 10

  • Mozilla/5.0 (Windows NT 10.0; Win32; x86; rv:138.0) Gecko/20100101 Firefox/138.0

    Firefox 138 on Windows 10

  • Mozilla/5.0 (Windows NT 10.0; Win32; x32; rv:138.0) Gecko/20100101 Firefox/138.0

    Firefox 138 on Windows 10

  • Mozilla/5.0 (Windows NT 10.0; Win32; x64; rv:138.0) Gecko/20100101 Firefox/138.0

    Firefox 138 on Windows 10

  • Mozilla/5.0 (Windows NT 1; Win32; x64; rv:138.0) Gecko/20100101 Firefox/138.0

    Firefox 138 on Windows NT

  • Mozilla/5.0 (Windows NT 1; Win64; x64; rv:138.0) Gecko/20100101 Firefox/138.0

    Firefox 138 on Windows NT

  • Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:138.0) Gecko/20100101 Firefox/138.0

    Firefox 138 on Windows 10

  • Mozilla/5.0 (X11; Linux; rv:135.0) Gecko/20221914 Firefox/135.0

    Firefox 135 on GNU/Linux

  • Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:136.0) Gecko/20100101 Firefox/136.0/mTf5pfkZSGyX

    Firefox 136 on Windows 10

  • Mozilla/5.0 (X11; Fedora; Linux x86_64; rv:132.0) Gecko/20100101 Firefox/132.0

    Firefox 132 on Fedora

  • Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:134.0) Gecko/20100101 Firefox/135.0

    Firefox 135 on Windows 10

  • Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:130.0) Gecko/20100101 Firefox/130.0

    Firefox 130 on Ubuntu

  • Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.2) Gecko/20100115 Firefox/3.6 FirePHP/0.4

    Firefox 3 on GNU/Linux

  • Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN; rv:1.9.2.4) Gecko/20100513 Firefox/3.6.4 (.NET CLR 3.5.30729)

    Firefox 3 on Windows XP

  • Mozilla/5.0 (X11; U; Linux x86_64; it; rv:1.9.2.24) Gecko/20111101 SUSE/3.6.24-0.2.1 Firefox/3.6.24

    Firefox 3 on SUSE 3

  • Mozilla/5.0 (X11; U; Linux i686; fr-FR; rv:1.9.2.10) Gecko/20100914 Firefox/3.6.10

    Firefox 3 on GNU/Linux

  • Mozilla/5.0 (Windows; U; Windows NT 5.1; en-GB; rv:1.9.2.16) Gecko/20110319 AskTbUTR/3.11.3.15590 Firefox/3.6.16

    Firefox 3 on Windows XP

  • Mozilla/5.0 (Windows NT 5.2; rv:2.0b13pre) Gecko/20110304 Firefox/4.0b13pre

    Firefox 4 on Windows Server 2003