PS4 Controller Button Layout by Emile Rohlandt on Dribbble
SCUF Controller Setups - COD Modern Warfare | Scuf Gaming
BF4 Controller Layout : r/PS4
Amazon.com: PS4 Paddles, OBKBO PS4 Controller Wireless Back Button Attachment with MODS for FPS/RPG/FTG Games, Front OLED Screen PS4 Controller Adapter Equipped with 3.5mm Audio Jack 8 Thumb Grips for Christmas :
How to Use the PlayStation 4's DualShock 4 Controller for PC Gaming
Wireless Game Controller for PS4, with Back Paddles, With Button Mapping, Dual Shock 4 Elite Controller Wireless Joystick for PS4 PS4 Elite Gamepad - Buy China Elite Controller Back Paddles P4 on
USB Adapter for DualShock 4 Others 8BitDo
FPS Controller Gamepad Mapping Key For PS4 Slim/Pro With MODS & Paddles Turbo Controller Adapter Games Accessories|Gamepads| - AliExpress
Control Anki (Mac) with PS4 Controller [app mapping file and guide included] : r/Anki
For anyone that need PS4 controller map : r/unrealengine