For more information, please visit the following pages:

• SeaMonkey
• Mozilla Foundation
• Gecko

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

• Mozilla/5.0 (Windows NT 5.2; rv:10.0.1) Gecko/20100101 Firefox/10.0.1 SeaMonkey/2.7.1 [ip:5.75.174.146]
• Mozilla/5.0 (Windows NT 6.0; WOW64; rv:52.0) Gecko/20100101 Firefox/52.0 SeaMonkey/2.49.5 [ip:142.198.101.103]
• Mozilla/5.0 (Windows; U; Windows NT 6.1; ru; rv:1.9.1.12) Gecko/20100825 SeaMonkey/2.0.7
• Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.5; ru; rv:1.9.1.19) Gecko/20110420 SeaMonkey/2.0.14
• Mozilla/5.0 (Windows NT 6.1; rv:20.0) Gecko/20100101 SeaMonkey/2.17
• Mozilla/5.0 (Windows; U; Windows NT 6.1; pl-PL; rv:1.8.1.16) Gecko/20080702 SeaMonkey/1.1.11 Mnenhy/0.7.5.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 12.6; rv:91.0) Gecko/20100101 SeaMonkey/2.53.16
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10.13; rv:68.0) Gecko/20100101 Firefox/68.0 SeaMonkey/2.53.14
• Mozilla/5.0 (Macintosh; Intel Mac OS X 12.6; rv:91.0) Gecko/20100101 Firefox/91.0 SeaMonkey/2.53.15
• Mozilla/5.0 (Windows NT 5.1; rv:52.0) Gecko/20100101 Firefox/52.0 SeaMonkey/2.49.1 [ip:37.103.39.154]
• Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Firefox/68.0 SeaMonkey/2.53.14
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10.6; rv:38.0) Gecko/20100101 SeaMonkey/2.35
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10.5; rv:10.0.2) Gecko/20120216 Firefox/10.0.2 SeaMonkey/2.7.2
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:60.0) Gecko/20100101 Firefox/60.0 SeaMonkey/2.53.13
• Mozilla/5.0 (X11; Linux i686; rv:36.0) Gecko/20100101 Firefox/36.0 SeaMonkey/40ED78
• Mozilla/5.0 (X11; FreeBSD amd64; rv:36.0) Gecko/20100101 Firefox/36.0 SeaMonkey/E6938E
• Mozilla/5.0 (X11; OpenBSD i386; rv:36.0) Gecko/20100101 Firefox/36.0 SeaMonkey/21F6DD
• Mozilla/5.0 (Windows NT 5.1; rv:7.0) Gecko/20110923 Firefox/7.0 SeaMonkey/2.4
• Mozilla/5.0 (X11; Linux i686; rv:60.0) Gecko/20100101 Firefox/60.0 SeaMonkey/2.53.13
• Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Firefox/68.0 SeaMonkey/2.53.13
• Mozilla/5.0 (Windows NT 6.1; rv:68.0) Gecko/20100101 Firefox/68.0 SeaMonkey/2.53.13
• Mozilla/5.0 (X11; Linux i686; rv:68.0) Gecko/20100101 Firefox/68.0 SeaMonkey/2.53.13
• Mozilla/5.0 (Windows NT 6.1; WOW64; rv:68.0) Gecko/20100101 Firefox/68.0 SeaMonkey/2.53.13
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10.16; rv:68.0) Gecko/20100101 Firefox/68.0 SeaMonkey/2.53.12
• Mozilla/5.0 (Windows NT 6.3; rv:52.0) Gecko/20100101 Firefox/52.0 SeaMonkey/2.49.5 Lightning/5.4
• Mozilla/5.0 (X11; OpenBSD i386; rv:36.0) Gecko/20100101 Firefox/36.0 SeaMonkey/78D79A
• Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 SeaMonkey/2.53.12
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10.13; rv:68.0) Gecko/20100101 Firefox/68.0 SeaMonkey/2.53.12
• Mozilla/5.0 (X11; Linux i686; rv:49.0) Gecko/20100101 SeaMonkey/2.46
• Mozilla/5.0 (Windows NT 6.3; rv:36.0) Gecko/20100101 Firefox/36.0 Seamonkey/C6A78A
• Mozilla/5.0 (Windows NT 6.3; rv:36.0) Gecko/20100101 Firefox/36.0 Seamonkey/BFF0C1
• Mozilla/5.0 (X11; OpenBSD i386; rv:36.0) Gecko/20100101 Firefox/36.0 SeaMonkey/F33A61
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:60.0) Gecko/20100101 Firefox/60.0 SeaMonkey/2.53.12
• Mozilla/5.0 (Windows NT 6.1; rv:60.0) Gecko/20100101 SeaMonkey/2.53.2
• Mozilla/5.0 (X11; FreeBSD amd64; rv:51.0) Gecko/20100101 Firefox/51.0 SeaMonkey/2.48 Lightning/5.3
• Mozilla/5.0 (X11; OpenBSD i386; rv:36.0) Gecko/20100101 Firefox/36.0 SeaMonkey/24F0DA
• Mozilla/5.0 (Windows NT 6.1; rv:68.0) Gecko/20100101 Firefox/68.0 SeaMonkey/2.53.12
• Mozilla/5.0 (Windows NT 6.3; rv:36.0) Gecko/20100101 Firefox/36.0 Seamonkey/3066A6
• Mozilla/5.0 (X11; FreeBSD i386; rv:36.0) Gecko/20100101 Firefox/36.0 SeaMonkey/0062A2
• Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Firefox/68.0 SeaMonkey/2.53.12
• Mozilla/5.0 (Windows NT 6.1; WOW64; rv:68.0) Gecko/20100101 Firefox/68.0 SeaMonkey/2.53.12
• Mozilla/5.0 (X11; Linux i686; rv:68.0) Gecko/20100101 Firefox/68.0 SeaMonkey/2.53.12
• Mozilla/5.0 (X11; Linux i686; rv:68.0) Gecko/20100101 Firefox/68.0 SeaMonkey/2.53.11.1
• Mozilla/5.0 (X11; Linux i686; rv:36.0) Gecko/20100101 Firefox/36.0 SeaMonkey/787BF5
• Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.0.8) Gecko/20061029 SeaMonkey/1.0.6
• Mozilla/5.0 (X11; Linux i686; rv:2.0b7pre) Gecko/20101008 Firefox/4.0b7pre SeaMonkey/2.1b1
• Mozilla/5.0 (Windows; U; Windows NT 5.2; en-CA; rv:1.9.1.11pre) Gecko/20100627 SeaMonkey/2.0.6pre
• Mozilla/5.0 (Windows; Windows NT 6.1; rv:2.0b2pre) Gecko/20100720 SeaMonkey/2.1a3pre
• Mozilla/5.0 (Windows; U; Windows NT 5.2; de; rv:1.9.1.16) Gecko/20101123 SeaMonkey/2.0.11
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1b2) Gecko/20060821 SeaMonkey/1.1a
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.21) Gecko/20090303 SeaMonkey/1.1.15 Mnenhy/0.7.6.0
• Mozilla/5.0 (X11; U; Linux i686; de-AT; rv:1.8.1.9) Gecko/20071030 SeaMonkey/1.1.6
• Mozilla/5.0 (X11; Linux i686; rv:7.0a1) Gecko/20110526 SeaMonkey/2.2a1pre
• Mozilla/5.0 (X11; Linux i686; rv:2.0b9pre) Gecko/20101230 SeaMonkey/2.1b2pre
• Mozilla/5.0 (X11; U; Fedora i686; en-US; rv:1.9.1.19) Gecko/20110429 Fedora/2.0.14-1.fc14 SeaMonkey/2.0.14
• Mozilla/5.0 (Windows; U; Windows NT 5.1; de-AT; rv:1.8.1.18) Gecko/20081031 SeaMonkey/1.1.13
• Mozilla/5.0 (Windows; U; Windows NT 5.1; de-AT; rv:1.8.1.4) Gecko/20070509 SeaMonkey/1.1.2
• Mozilla/5.0 (Windows; U; Windows NT 5.0; fr-FR; rv:1.8.1.2) Gecko/20070222 SeaMonkey/1.1.1
• Mozilla/5.0 (X11; U; Linux i686; de-AT; rv:1.8.1.5) Gecko/20070716 SeaMonkey/1.1.3
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.11) Gecko/20071128 SeaMonkey/1.1.7 Mnenhy/0.7.5.666
• Mozilla/5.0 (Windows; U; Windows NT 5.2; en-US; rv:1.9.1.7) Gecko/20100104 SeaMonkey/2.0.2
• Mozilla/5.0 (Windows; U; Windows NT 5.1; ja; rv:1.9.1.17) Gecko/20110123 SeaMonkey/2.0.12
• Mozilla/5.0 (Macintosh; U; Intel Mac OS X; es-ES; rv:1.8.1.18) Gecko/20081031 SeaMonkey/1.1.13
• Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.16) Gecko/20101123 SeaMonkey/2.0.11
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-GB; rv:1.9.1.18) Gecko/20110320 SeaMonkey/2.0.13
• Mozilla/5.0 (Windows; U; Windows NT 5.0; de-AT; rv:1.8.1.21) Gecko/20090303 SeaMonkey/1.1.15 Mnenhy/0.7.6.0
• Mozilla/5.0 (Windows; U; Windows NT 5.0; en-US; rv:1.9.1.19) Gecko/20110420 SeaMonkey/2.0.14
• Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN; rv:1.9.1.18) Gecko/20110320 SeaMonkey/2.0.13
• Mozilla/5.0 (Windows; U; Windows NT 5.0; en-US; rv:1.9.1.11) Gecko/20100701 SeaMonkey/2.0.6
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9a5pre) Gecko/20070529 SeaMonkey/2.0a1pre
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.2pre) Gecko/20070111 SeaMonkey/1.1
• Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.1.19) Gecko/20081216 SeaMonkey/1.1.14
• Mozilla/5.0 (X11; FreeBSD amd64; rv:6.0) Gecko/20110818 Firefox/6.0 SeaMonkey/2.3
• Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.18) Gecko/20110320 SeaMonkey/2.0.13
• Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.1.17) Gecko/20080829 SeaMonkey/1.1.12 (Ubuntu-1.1.12+nobinonly-0ubuntu1)
• Mozilla/5.0 (X11; U; Linux i686; en-GB; rv:1.8.0.5) Gecko/20060805 CentOS/1.0.3-0.el4.1.centos4 SeaMonkey/1.0.3
• Mozilla/5.0 (Amiga; U; AmigaOS 1.3; en; rv:1.8.1.19) Gecko/20081204 SeaMonkey/1.1.14
• Mozilla/5.0 (Windows; U; Win98; en-US; rv:1.8.1.19) Gecko/20081204 SeaMonkey/1.1.14
• Mozilla/5.0 (Windows NT 5.2; rv:7.0a1) Gecko/20110607 SeaMonkey/2.4a1
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.24) Gecko/20100228 Sylera/3.0.20 SeaMonkey/1.1.19
• Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.17) Gecko/20110123 SeaMonkey/2.0.12
• Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.1.23) Gecko/20090907 SeaMonkey/1.1.18
• Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.0.7) Gecko/20060914 SeaMonkey/1.0.5
• Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.6; en-US; rv:1.9.1.18) Gecko/20110320 SeaMonkey/2.0.13
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.1.19) Gecko/20110420 Firefox/3.5.19 SeaMonkey/2.0.14
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.17) Gecko/20080829 SeaMonkey/1.1.12 Mnenhy/0.7.5.666
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.0.7) Gecko/20060910 SeaMonkey/1.0.5
• Mozilla/5.0 (Windows; U; Windows NT 6.0; en; rv:1.9.1b4pre) Gecko/20090419 SeaMonkey/2.0b1pre
• Mozilla/5.0 (X11; U; Linux i686; pt-BR; rv:1.8.1.4) Gecko/20070509 SeaMonkey/1.1.2
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.1.18) Gecko/20110320 SeaMonkey/2.0.13
• Mozilla/5.0 (Windows; U; Windows NT 5.1; de; rv:1.9.1.11) Gecko/20100701 SeaMonkey/2.0.6
• Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.0.6) Gecko/20060803 SeaMonkey/1.0.4
• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.1.14) Gecko/20100930 SeaMonkey/2.0.9
• Mozilla/5.0 (Windows; U; Windows NT 5.2; en-CA; rv:1.9.1.11pre) Gecko/20100605 SeaMonkey/2.0.6pre
• Mozilla/5.0 (Windows; U; Windows NT 5.0; en-US; rv:1.8.1.4) Gecko/20070509 SeaMonkey/1.1.2
• Mozilla/5.0 (Windows NT 5.2; rv:7.0a1) Gecko/20110618 SeaMonkey/2.4a1
• Mozilla/5.0 (Windows NT 5.2; rv:2.0b5pre) Gecko/20100830 SeaMonkey/2.1b1pre
• Mozilla/5.0 (X11; U; Linux i686; de; rv:1.9.1.19) Gecko/20110420 SeaMonkey/2.0.14
• Mozilla/5.0 (Windows; U; Windows NT 5.0; en-US; rv:1.9a1) Gecko/20060206 SeaMonkey/1.5a
• Mozilla/5.0 (X11; Linux i686; rv:2.0b12pre) Gecko/20110204 SeaMonkey/2.1b3pre