Recovery is essential for all custom ROM lovers and the TWRP recovery is arguably one of the best out there and fortunately, there's an official one from the developer team for the fresh OnePlus 6 and Huawei P20 Pro flagships. Aside from those two, TWRP adds support for several new devices like HTC Desire 830, Nubia M2, Planet Gemini PDA and Vanzo A315. In addition, all variants of the old LG G4 can use one unified recovery. Keep in mind, though, that the installation of the TWRP for OnePlus 6 is slightly different than on the previous versions. It's because of Google's Project...
Source: https://www.gsmarena.com/official_twrp_recovery_for_oneplus_6_and_huawei_p20_pro_is_now_available-news-31583.php