Latest Kubuntu user agents:

User Agent Browser Device
Opera/9.10 (X11; Linux i686; U; kubuntu;pl) Opera 9 Unknown
Mozilla/5.0 (Kubuntu; rv:131) Gecko/20100101 Firefox/131 Firefox 131 Unknown
Mozilla/5.0 (Kubuntu; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36 Chrome 146 Unknown
Mozilla/5.0 (Kubuntu; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/142.0.0.0 Safari/537.36 Chrome 142 Unknown
Mozilla/5.0 (Kubuntu; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/139.0.0.0 Safari/537.36 Chrome 139 Unknown
Mozilla/5.0 (Kubuntu; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/138.0.0.0 Safari/537.36 Chrome 138 Unknown
Mozilla/5.0 (Kubuntu; Linux i686; rv:139.0) Gecko/20100101 Firefox/139.0 Firefox 139 Unknown
Mozilla/5.0 (Kubuntu; Linux i686; rv:129.0) Gecko/20100101 Firefox/129.0 Firefox 129 Unknown
Mozilla/5.0 (Kubuntu; Linux i686) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/139.0.0.0 Safari/537.36 Chrome 139 Unknown
Mozilla/5.0 (compatible; Konqueror/3.5; Linux) KHTML/3.5.5 (like Gecko) (Kubuntu) Konqueror 3 Unknown