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 (Macintosh; Intel Mac OS X 10_3; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:77.0) Gecko/20100101 nZjgIfIE-15 nZjgIfIE-15 nZjgIfIE-15 Firefox/77.0
• Mozilla/5.0 (Windows NT 6.1; WOW64; rv:39.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (X11; Nova; Linux i686; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:77.0) Gecko/20100101 Firefox/77.0 [ip:93.63.82.62]
• Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:77.0) Gecko/20100101 Odj0uj9k-29 Odj0uj9k-29 Odj0uj9k-29 Firefox/77.0
• Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Mac OS X 10.03; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:77.0) Gecko/20100101 Firefox/77.0 [ip:95.232.67.121]
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10.9; rv:77.0) Gecko/20100101 Firefox/77.0 [ip:5.44.169.98]
• Mozilla/5.0 (Windows NT 6.1; rv:77.0) Gecko/20100101 Firefox/77.0 TO-Browser/TOB7.77.0.2 anonymized by Abelssoft 822960307
• Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:77.0) Gecko/20100101 Firefox/77.0 LibVLC/3.0.10
• Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:77.0) Gecko/20100101 null null Firefox/77.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 0.15; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Windows NT 10.0; rv:77.0) Gecko/20100101 Firefox/77.0 TO-Browser/TOB7.77.0.2 anonymized by Abelssoft 887283013
• Mozilla/5.0 (Windows NT 6.1; Win32; x64; rv:47.0) Gecko/20100101 Chrome/77.0.3865.90
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_3; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_2; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Windows NT 10.0; rv:77.0) Gecko/20100101 Firefox/77.0 TO-Browser/TOB7.77.0.2 anonymized by Abelssoft 1720234471
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Windows NT 10.0; rv:77.0) Gecko/20100101 Firefox/77.0 TO-Browser/TOB7.77.0.2 anonymized by Abelssoft 2100138031
• Mozilla/5.0 (Macintosh; Intel Mac OS X 11_1; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_1; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 11_0; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 11_2_3; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_3; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_1; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_2; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_5; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_6; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 11_0_1; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_2; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_3; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_6; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 11_2_1; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 11_2_2; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_4; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 11_2; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_4; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_1; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Windows NT 6.1; WOW64; rv:77.0; Mandajanganpergi) Gecko/20190101 Firefox/77.0
• Mozilla/5.0 (X11; Linux i586; rv:63.0) Gecko/20190101 Firefox/77.0
• Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Windows NT 6.3; WOW64; rv:77.0.1) Gecko/20100101 Firefox/77.0.1
• Mozilla/5.0 (Windows NT 6.2; WOW64; rv:77.0.1) Gecko/20100101 Firefox/77.0.1
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:77.0.1) Gecko/20100101 Firefox/77.0.1
• Mozilla/5.0 (Windows NT 6.1; WOW64; rv:54.0) Gecko/201001Mozilla/5.0 (Windows NT 10.0; WOW64; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (X11; Linux i586; rv:31.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:47.0) Gecko/20100101 Chrome/77.0.3865.90
• Mozilla/5.0 (Windows NT 10.0; rv:77.0) Gecko/20100101 Firefox/77.0 TO-Browser/TOB7.77.0.2 anonymized by Abelssoft 59691781
• Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:77.0 barthakur.com/kalki) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:77.0) Gecko/20100101 Firefox/77.0/ID568
• Mozilla/5.0 (Windows NT 10.0; rv:77.0) Gecko/20100101 Firefox/77.0 TO-Browser/TOB7.77.0.2 anonymized by Abelssoft 1001410340
• Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Windows NT 10.0; Win64; x64; en-US) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Windows NT 6.3; Win64; x64; rv:77.0) Gecko/20100101 Firefox/77.0 TO-Browser/TOB7.77.0.219_09
• Mozilla/5.0 (X11; Nova; Linux x86_64; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Windows NT 6.1; WOW64; rv:77.0) Gecko/2019010 Firefox/77.0
• Mozilla/5.0 (Android 5.1.1; Mobile; rv:77.0) Gecko/77.0 Firefox/77.0
• Mozilla/5.0 (Linux i564 x86_64; en-US) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (U; Linux i686 ; en-US) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Windows NT 10.0; rv:77.0) Gecko/20100101 Firefox/77.0 anonymized by Abelssoft 1880705011
• Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:77.0) Gecko/20100101 Firefox/77.0 TO-Browser/TOB7.77.0.219_02
• Mozilla/5.0 (Windows NT 10.0; rv:77.0) Gecko/20100101 Firefox/77.0 anonymized by Abelssoft 1210122909
• Mozilla/5.0 (Windows NT 6.2; Win64; x64; rv:77.0) Gecko/20100101 Firefox/77.0 TO-Browser/TOB7.77.0.219_04
• Mozilla/5.0 (Windows NT 10.0; rv:77.0) Gecko/20100101 Firefox/77.0 anonymized by Abelssoft 521561314
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10.11; rv:77.0) Gecko/20100101 Firefox/77.0 [ip:213.32.4.102]
• Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:77.0) Gecko/20100101 Firefox/77.0 [ip:87.14.69.98]
• Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:77.0) Gecko/20100101 Thunderbird/77.0
• Mozilla/5.0 (Linux x86_64; rv:77.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:77.0) Gecko/20100101 Firefox/77.0 [ip:54.71.187.124]
• Mozilla/5.0 (Windows NT 6.1; rv:77.0) Gecko/20100101 Firefox/77.0 TO-Browser/TOB7.77.0.219_10
• Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:77.0) Gecko/20100101 Firefox/77.0 TO-Browser/TOB7.77.0.219_18
• Mozilla/5.0 (Windows NT 6.3; Win64; x64; rv:77.0) Gecko/20100101 Firefox/77.0 TO-Browser/TOB7.77.0.219_10
• Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:77.0) Gecko/20100101 Firefox/77.0 [ip:52.34.76.65]
• Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:77.0) Gecko/20100101 Firefox/77.0 [ip:207.66.94.15]
• Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:77.0) Gecko/20100101 Firefox/77.0 [ip:54.70.53.60]
• Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:77.0) Gecko/20100101 Firefox/77.0 [ip:18.236.41.28]
• Mozilla/5.0 (Windows NT 10.0; rv:77.0) Gecko/20100101 Firefox/77.0 anonymized by Abelssoft 1156520654
• Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:77.0) Gecko/20100101 Firefox/77.0 DSP-eDK675ge9G-20201102
• Mozilla/5.0 (X11; Fedora; Linux x86_64; rv:77.0) Gecko/20100101 Firefox/77.0,gzip(gfe)
• Mozilla/5.0 (Windows NT 10.0; rv:77.0) Gecko/20100101 Firefox/77.0 anonymized by Abelssoft 439595340
• Mozilla/5.0 (Windows NT 6.1; rv:77.0) Gecko/20100101 Firefox/77.0 [ip:151.16.120.84]
• Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:77.0) Gecko/20100101 Firefox/77.0 [ip:46.234.239.137]
• Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:57.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10.11; rv:77.0) Gecko/20100101 Firefox/77.0 [ip:213.32.4.224]
• Mozilla/5.0 (Windows NT 6.3; rv:77.0) Gecko/20100101 Firefox/77.0 TO-Browser/TOB7.77.0.219_04
• Mozilla/5.0 (Windows NT 10.0; rv:77.0) Gecko/20100101 Firefox/77.0 TO-Browser/TOB7.77.0.219_03
• Mozilla/5.0 (Windows NT 10.0; rv:77.0) Gecko/20100101 Firefox/77.0 anonymized by Abelssoft 444955565
• Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:77.0) Gecko/20100101 Firefox/77.0 TO-Browser/TOB7.77.0.219_04
• Mozilla/5.0 (Windows NT 10.0) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:77.0.1) Gecko/20100101 Firefox/77.0.1
• Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:77.0) Gecko/20100101 Firefox/77.0 TO-Browser/TOB7.77.0.219_10
• Mozilla/5.0 (Windows NT 6.1) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Gecko/20100101 Firefox/77.0
• Mozilla/5.0 (Windows NT 6.2; Win64; x64; rv:77.0) Gecko/20100101 Firefox/77.0 TO-Browser/TOB7.77.0.219_12