Added wireless charging to my OnePlus 6 : r/OnePlus6
Qi Wireless Charger & Receiver for Oneplus 6 6T 7 7T Pro 8 8T 9R 10R 11R 11 Wireless Charging Adapter USB Type-C Connector - AliExpress
OnePlus offers explanation for lack of wireless charging on OnePlus 6
Nillkin Wireless Charger Receiver Type-C for Google Pixel 2XL,Galaxy A20,LG stylo 4/5,MOTO G7,OnePlus 6/6T/7 Pro and Other Small Size Type C Phones : Amazon.co.uk: Electronics & Photo
Added wireless charging to my OnePlus 6 : r/OnePlus6
Type-C Receiver+Wireless Charger For Oneplus 8T 10T 9R 10R 8 6 6T 7 7T Pro Phone | eBay