For more information, please visit the following pages:

• Firefox
• Mozilla Foundation
• Gecko

Latest user agents (if you are looking for complete list, download it here):

• Mozilla/5.0 (Windows; U; Windows NT 5.1;; zh-CN; rv:1.9b4) Gecko/2008030714 Firefox/3.0b4 Time/1702825762477
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.0.1) Gecko/2008070208 Firefox/3.0.1, browser is Firefox/3.0.1
• Mozilla/5.0 (Windows; U; Windows NT 5.0; en-US; rv:1.9.0.19) Gecko/2010062819 Firefox/3.0.19 Flock/2.6.1
• Mozilla/5.0 (Windows; U; Windows NT 5.1; rv:1.9.7.3) Gecko/20121422 Firefox/3.0.18 <a href=https://shorl.com/himemedafropa >\xED\x99\x94\xEC\x84\xB1\xEC\xB6\x9C\xEC\x9E\xA5\xEC\x95\x88\xEB\xA7\x88</a>
• Mozilla/5.0 (Windows; U; Windows NT 5.2; es-ES; rv:1.9.0.19) Gecko/2010031422 Firefox/3.0.19 (.NET CLR 3.5.30729)
• Mozilla/5.0 (Windows; U; Windows NT 6.1; fr; rv:1.9.0.19) Gecko/2010031422 Firefox/3.0.19
• Mozilla/5.0 (Windows; U; Windows NT 6.2; en-US; rv:1.9.0.9) Gecko/2009040821 Firefox/3.0.9
• Mozilla/5.0 (Linux x86_64; rv:3.0) Gecko/201871 Firefox/3.0
• Mozilla/5.0 (Linux i686; rv:3.0) Gecko/2005824 Firefox/3.0
• Mozilla/5.0 (Linux x86_64; rv:3.0) Gecko/2011923 Firefox/3.0
• Mozilla/5.0 (Windows NT 5.1; rv:3.0) Gecko/200692 Firefox/3.0
• Mozilla/5.0 (Linux x86_64; rv:3.0) Gecko/2015829 Firefox/3.0
• Mozilla/5.0 (X11; U; Linux i686; ru-RU; rv:1.9.0.4) Gecko/2008102920 Firefox/3.0.4 (Splashtop-v1.2.13.18)
• Mozilla/5.0 (Linux x86_64; rv:3.0) Gecko/20081018 Firefox/3.0
• Mozilla/5.0 (Windows; U; Windows NT 6.2; en-US; rv:1.9.0.8) Gecko/2009032609 Firefox/3.0.8
• Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.4; en-US; rv:1.9.0.5) Gecko/2008120121 Firefox/3.0.5
• Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.0.10) Gecko/2009042513 Ubuntu/8.04 (hardy) Firefox/3.0.10
• Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.0.11) Gecko GranParadiso/3.0.11
• Mozilla/5.0 (Windows; U; Windows NT 6.1; pt-BR; rv:1.9.0.1) Gecko/2008070208 Firefox/3.0.1
• Mozilla/5.0 (Linux i686; rv:3.0) Gecko/20111027 Firefox/3.0
• Mozilla/5.0 (X11; U; Linux i686; pt-BR; rv:1.9.0.4) Gecko/2008111317 Ubuntu/8.10 (intrepid) Firefox/3.0.17
• Mozilla/5.0 (Linux i686; rv:3.0) Gecko/2016927 Firefox/3.0
• Mozilla/5.0 (X11; U; Linux armv5tejl; en; rv:1.9.0.19) Gecko/2011070117 Firefox/3.0.6 (Debian-3.0.6-3)
• Mozilla/5.0 (Windows; U; Windows NT 5.1; ja; rv:1.9) Gecko/2008052906 Firefox/3.0
• Mozilla/5.0 (Linux i686; rv:3.0) Gecko/200155 Firefox/3.0
• Mozilla/5.0 (Windows NT 6.0; rv:3.0) Gecko/20111210 Firefox/3.0
• Mozilla/5.0 (Windows NT 6.0; rv:3.0) Gecko/2009312 Firefox/3.0
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9a9pre) Gecko/2007110705 Minefield/3.0a9pre
• Mozilla/5.0 (Windows; U; Windows NT 5.0; en-US; rv:1.9a1) Gecko/20061204 GranParadiso/3.0a1
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9b5pre) Gecko/2008030706 Minefield/3.0b5pre
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.0.4pre) Gecko/2008101305 GranParadiso/3.0.4pre
• Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.0.3pre) Gecko/2008092604 GranParadiso/3.0.3pre
• Mozilla/5.0 (Windows; U; Windows NT 5.2; en-US; rv:1.9a1) Gecko/20060926 Minefield/3.0a1
• Mozilla/5.0 (Windows; U; Windows NT 5.2 x64; en-US; rv:1.9.0.7) Gecko/2009030713 Minefield/3.0.7
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9b2pre) Gecko/2007120405 Minefield/3.0b2pre
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9a1) Gecko/20060826 Minefield/3.0a1
• Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.6.0; en-US; rv:1.9.0.7) Gecko/2009030517 Minefield/3.0.7
• Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.0.1) Gecko/2008071910 Minefield/3.0.1
• Mozilla/5.0 (Macintosh; U; Intel Mac OS X; en-US; rv:1.9a8pre) Gecko/2007083104 Minefield/3.0a8pre
• Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.0.6) Gecko/2009012700 SUSE/3.0.6-1.4 Firefox/3.0.6
• Mozilla/5.0 (X11; U; Linux i686; de-DE; rv:1.9.0.8) Gecko/2009033017 GranParadiso/3.0.8
• Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9pre) Gecko/2008042312 Minefield/3.0pre
• Mozilla/5.0 (Windows; U; Windows NT 6.0 x64; en-US; rv:1.9a1) Gecko/20061007 Minefield/3.0a1
• Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.0.6) Gecko/2009030302 Minefield/3.0.6
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9pre) Gecko/2008040907 Minefield/3.0pre
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9a3pre) Gecko/20070218 Minefield/3.0a3pre
• Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.5; en-US; rv:1.9b4pre) Gecko/2008022104 Minefield/3.0b4pre
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9a6pre) Gecko/20070603 Minefield/3.0a6pre
• Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.0.7) Gecko/2009032018 Firefox/3.0.4 (Debian-3.0.6-1)
• Mozilla/5.0 (X11; U; Linux i686; fr; rv:1.9.0.10) Gecko/2009042708 Fedora/3.0.10-1.fc10 Firefox/3.0.10
• Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9pre) Gecko/2008061504 Minefield/3.0pre
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.0.2pre) Gecko/2008072405 GranParadiso/3.0.2pre
• Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.0.2) Gecko/2008092313 Ubuntu/8.04 (hardy) Firefox/3.0.2
• Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9b2) Gecko/2008011913 Minefield/3.0b2
• Mozilla/5.0 (X11; U; Linux i686; pl-PL; rv:1.9.0.7) Gecko/2009030503 Fedora/3.0.7-1.fc10 Firefox/3.0.7
• Mozilla/5.0 (Windows; U; Windows NT 6.0 x64; en-US; rv:1.9a8pre) Gecko/2007090213 Minefield/3.0a8pre
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9a1) Gecko/20061204 GranParadiso/3.0a1
• Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9a5pre) Gecko/20070428 Minefield/3.0a5pre
• Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9b3pre) Gecko/2008010404 Minefield/3.0b3pre
• Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.0.8) Gecko/2009032713 Ubuntu/9.04 (jaunty) Firefox/3.0.8
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9a2pre) Gecko/20061230 Minefield/3.0a2pre
• Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.0.6) Gecko/2009020407 Firefox/3.0.4 (Debian-3.0.6-1)
• Mozilla/5.0 (X11; U; Linux i686; es-ES; rv:1.9.0.11) Gecko/2009060309 Linux Mint/5 (Elyssa) Firefox/3.0.11
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.0.2pre) Gecko/2008071405 GranParadiso/3.0.2pre
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9a1) Gecko/20061123 Minefield/3.0a1
• Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9a1) Gecko/20061111 Minefield/3.0a1
• Mozilla/5.0 (X11; U; Linux x86_64; fi-FI; rv:1.9.0.14) Gecko/2009090217 Firefox/3.0.14
• Mozilla/5.0 (Windows; U; Windows NT 6.0; fr; rv:1.9b3pre) Gecko/2008011205 Minefield/3.0b3pre
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9a4pre) Gecko/20070416 Minefield/3.0a4pre
• Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN; rv:1.9a1) Gecko/20061204 GranParadiso/3.0a1
• Mozilla/5.0 (X11; U; Linux x86_64; es-ES; rv:1.9.0.4) Gecko/2008111217 Fedora/3.0.4-1.fc10 Firefox/3.0.4
• Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9b3) Gecko/2008021322 Minefield/3.0b3
• Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9) Gecko/2008071513 Minefield/3.0
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9b2pre) Gecko/2007111605 Minefield/3.0b2pre
• Mozilla/5.0 (X11; U; Linux x86_64; de; rv:1.9.0.1) Gecko/2008070400 SUSE/3.0.1-0.1 Firefox/3.0.1
• Mozilla/5.0 (X11; U; Linux i686; fi-FI; rv:1.9.0.9) Gecko/2009042113 Ubuntu/9.04 (jaunty) Firefox/3.0.9
• Mozilla/5.0 (X11; U; Linux i686; ru; rv:1.9.0.1) Gecko/2008071719 Firefox/3.0.1
• Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.0.4pre) Gecko/2008092704 GranParadiso/3.0.4pre
• Mozilla/5.0 (X11; U; Linux i686; es-AR; rv:1.9.0.9) Gecko/2009042113 Ubuntu/9.04 (jaunty) Firefox/3.0.9
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9a4) Gecko/20070427 GranParadiso/3.0a4
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9a1) Gecko/20061124 Minefield/3.0a1
• Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9b2pre) Gecko/2007112704 Minefield/3.0b2pre
• Mozilla/5.0 (X11; U; Linux i686; de; rv:1.9.0.9) Gecko/2009042113 Ubuntu/8.10 (intrepid) Firefox/3.0.9
• Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9a1) Gecko/20060819 Minefield/3.0a1
• Mozilla/5.0 (X11; U; Linux x86_64; en-GB; rv:1.9.0.7) Gecko/2009030719 GranParadiso/3.0.7 FirePHP/0.2.4
• Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.0.7) Gecko/2009030516 Ubuntu/9.04 (jaunty) Firefox/3.0.7 GTB5
• Mozilla/5.0 (X11; U; Linux i686; es-ES; rv:1.9.0.11) Gecko/2009061118 Fedora/3.0.11-1.fc9 Firefox/3.0.11
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.0.8) Gecko/2009032609 Firefox/3.0.0 (.NET CLR 3.5.30729)
• Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.0.9) Gecko/2009040820 Firefox/3.0.9
• Mozilla/5.0 (X11; U; Linux x86_64; pl-PL; rv:1.9.0.1) Gecko/2008071222 Ubuntu/hardy Firefox/3.0.1
• Mozilla/5.0 (X11; U; Linux i686; nl; rv:1.9.0.11) Gecko/2009060309 Ubuntu/8.04 (hardy) Firefox/3.0.4
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9a4) Gecko/2007042705 GranParadiso/3.0a4
• Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.0.12) Gecko/2009070818 Ubuntu/8.10 (intrepid) Firefox/3.0.12
• Mozilla/5.0 (X11; U; Linux x86_64; es-ES; rv:1.9.0.12) Gecko/2009072711 CentOS/3.0.12-1.el5.centos Firefox/3.0.12
• Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9a1) Gecko/20061016 Minefield/3.0a1
• Mozilla/5.0 (X11; U; Linux i686; en; rv:1.9a4) Gecko/20070427 GranParadiso/3.0a4
• Mozilla/5.0 (X11; U; Linux x86_64; rv:1.9.0.1) Gecko/2008072820 Firefox/3.0.1
• Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.0.12) Gecko/2009070811 Ubuntu/9.04 (jaunty) Firefox/3.0.12
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.0.19) Gecko/2010061201 Firefox/3.0.19 Flock/2.6.0
• Mozilla/5.0 (Windows; U; Windows NT 5.1; pt-BR; rv:1.9.0.13) Gecko/2009073022 Firefox/3.0.13