| User Agent | Client Version | Operating System | OS Version | Language |
| Mozilla/5.0 (X11; U; Linux i686; en-US; rv:2.0a1pre) Gecko/2008060602 Minefield/4.0a1pre | 4.0a1pre | Linux | en | |
| Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:2.0a1pre) Gecko/2008032002 Minefield/4.0a1pre | 4.0a1pre | Windows | vista | en |
| Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:2.0a1pre) Gecko/2008032902 Minefield/4.0a1pre | 4.0a1pre | Windows | xp | en |
| Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.6; en-US; rv:1.9.3a2pre) Gecko/20100206 Minefield/3.7a2pre | 3.7a2pre | Mac OS X | 10.6 | en |
| Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.6; de; rv:1.9.3a2pre) Gecko/20100210 Minefield/3.7a2pre | 3.7a2pre | Mac OS X | 10.6 | de |
| Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.6; de; rv:1.9.3a2pre) Gecko/20100213 Minefield/3.7a2pre | 3.7a2pre | Mac OS X | 10.6 | de |
| Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9.3a2pre) Gecko/20100219 Minefield/3.7a2pre (.NET CLR 3.5.30729) | 3.7a2pre | Windows | vista | en |
| Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.5; en-US; rv:1.9.3a2pre) Gecko/20100224 Minefield/3.7a2pre | 3.7a2pre | Mac OS X | 10.5 | en |
| Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.5; en-US; rv:1.9.3a1pre) Gecko/20090814 Minefield/3.7a1pre | 3.7a1pre | Mac OS X | 10.5 | en |
| Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.3a1pre) Gecko/20090830 Minefield/3.7a1pre (.NET CLR 4.0.20506) | 3.7a1pre | Windows | xp | en |
| Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.5; en-US; rv:1.9.3a1pre) Gecko/20090919 Minefield/3.7a1pre | 3.7a1pre | Mac OS X | 10.5 | en |
| Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.6; en-US; rv:1.9.3a1pre) Gecko/20090924 Minefield/3.7a1pre AutoPager/0.5.2.2 (http://www.teesoft.info/) | 3.7a1pre | Mac OS X | 10.6 | en |
| Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.5; en-US; rv:1.9.3a1pre) Gecko/20090923 Minefield/3.7a1pre | 3.7a1pre | Mac OS X | 10.5 | en |
| Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.6; en-US; rv:1.9.3a1pre) Gecko/20091012 Minefield/3.7a1pre | 3.7a1pre | Mac OS X | 10.6 | en |
| Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.6; en-US; rv:1.9.3a1pre) Gecko/20091015 Minefield/3.7a1pre | 3.7a1pre | Mac OS X | 10.6 | en |
| Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.5; en-US; rv:1.9.3a1pre) Gecko/20091025 Minefield/3.7a1pre | 3.7a1pre | Mac OS X | 10.5 | en |
| Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.6; en-US; rv:1.9.3a1pre) Gecko/20091025 Minefield/3.7a1pre | 3.7a1pre | Mac OS X | 10.6 | en |
| Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.6; en-US; rv:1.9.3a1pre) Gecko/20091026 Minefield/3.7a1pre | 3.7a1pre | Mac OS X | 10.6 | en |
| Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.5; en-US; rv:1.9.3a1pre) Gecko/20091023 Minefield/3.7a1pre | 3.7a1pre | Mac OS X | 10.5 | en |
| Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.6; en-US; rv:1.9.3a1pre) Gecko/20091028 Minefield/3.7a1pre AutoPager/0.5.2.2 (http://www.teesoft.info/) | 3.7a1pre | Mac OS X | 10.6 | en |