Conkeror

User Agent
Mozilla/5.0 (X11; Linux i686; rv:17.0) Gecko/20130505 conkeror/1.0pre (Debian-1.0~~pre+git130522-1)
Mozilla/5.0 (X11; Linux x86_64; rv:10.0.6) Gecko/20100101 conkeror/1.0pre (Debian-1.0~~pre+git120527-1)