| User Agent | Client Version | Operating System | OS Version | Language |
| Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.1.10pre) Gecko K-Meleon/1.6.0 | 1.6.0 | Windows | xp | en |
| Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.21) Gecko/20090331 K-Meleon/1.5.3 | 1.5.3 | Windows | xp | en |
| Mozilla/5.0 (Windows; U; Windows NT 5.1; de-DE; rv:1.8.1.21) Gecko/20090331 K-Meleon/1.5.3 | 1.5.3 | Windows | xp | de |
| Mozilla/5.0 (Windows; U; Windows NT 5.1; fr-FR; rv:1.8.1.21) Gecko/20090331 K-Meleon/1.5.3 | 1.5.3 | Windows | xp | fr |
| Mozilla/5.0 (Windows; U; Windows NT 5.0; en-US; rv:1.8.1.17) Gecko/20080919 K-Meleon/1.5.1 | 1.5.1 | Windows | 2000 | en |
| Mozilla/5.0 (Windows; U; Windows NT 5.0; en-EN; rv:1.8.1.8) Gecko/20071013 K-Meleon/1.5 | 1.5 | Windows | 2000 | en |
| Mozilla/5.0 (Windows; U; Windows NT 5.0; de-DE; rv:1.8.1.8) Gecko/20071013 K-Meleon/1.5 | 1.5 | Windows | 2000 | de |
| Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN; rv:1.8.1.14) Gecko/20080406 K-Meleon/1.1.5 | 1.1.5 | Windows | xp | zh-cn |
| Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.8.1.12) Gecko/20080203 K-Meleon/1.1.4 | 1.1.4 | Windows | vista | en |
| Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.12) Gecko/20080203 K-Meleon/1.1.4 | 1.1.4 | Windows | xp | en |
| Mozilla/5.0 (Windows; U; Win 9x 4.90; es-ES; rv:1.8.1.10) Gecko/20071116 K-Meleon/1.1.3 | 1.1.3 | Windows | me | es |
| Mozilla/5.0 (Windows; U; Windows NT 5.1; es-AR; rv:1.8.1.4) Gecko/20070511 K-Meleon/1.1 | 1.1 | Windows | xp | ar |
| Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.4) Gecko/20070511 K-Meleon/1.1 | 1.1 | Windows | xp | en |
| Mozilla/5.0 (Windows; U; Windows NT 5.0; de-DE; rv:1.8.1.4) Gecko/20070511 K-Meleon/1.1 | 1.1 | Windows | 2000 | de |
| Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.3) Gecko/20070321 K-Meleon/1.1 | 1.1 | Windows | xp | en |
| Mozilla/5.0 (Windows; U; Windows NT 5.2; en-US; rv:1.8.0.7) Gecko/20060917 K-Meleon/1.02 | 1.02 | Windows | xp | en |
| Mozilla/5.0 (Windows; U; Windows NT 5.1; ko-KR; rv:1.8.0.7) Gecko/20060917 K-Meleon/1.02 | 1.02 | Windows | xp | en |
| Mozilla/5.0 (Windows; U; Windows NT 5.1; fr; rv:1.8.0.7) Gecko/20060917 K-Meleon/1.02 | 1.02 | Windows | xp | fr |
| Mozilla/5.0 (Windows; U; Windows NT 5.1; es-AR; rv:1.8.0.7) Gecko/20060917 K-Meleon/1.02 | 1.02 | Windows | xp | ar |
| Mozilla/5.0 (Windows; U; Windows NT 5.1; en; rv:1.8.0.7) Gecko/20060917 K-Meleon/1.02 | 1.02 | Windows | xp | en |