Há uma lista de navegadores que usam o shell Trident como listado na página da wiki aqui .
Aparentemente, Tencent
tem suporte para Linux e usa o shell trident.
Tencent QQ provides total solution for Internet-based instant messaging (IM) platform. It supports comprehensive basic online communication functions, including text messaging, video and voice chat as well as online (offline) file transmission. It also supports cross platform communication between PC and wireless terminals. The new QQ2009 edition is fully compatible with Windows XP, Vista, Linux, Mac and other systems. Meanwhile, the third-generation QQ with "Hummer" as its core has strengthened the integration of various Internet services to build a complete, mature and diversified online life platform for users.
Também o Realplayer parece ser suportado no Linux que tem o shell trident.