fpPS4 
This emulator is still in the early stages of development and big games like the tripple A game still don't work, see the compatibility list for more details: https://github.com/red-prig/fpps4-game-compatibility/issues
If your game doesn't work don't create a new issue, check the compatibility list first.
If you want to know the details or just chat, welcome to the discord: https://discord.gg/up9qatpX7M
I am currently rewriting the emulator core in the kern branch and until the work is completed, there will be no support for specific games.
Donate: 
PS4 compatibility layer (emulator) written with Free Pascal
This project is currently at the beginning and started for fun.
Building
- Free Pascal compiler: 3.3.1 (use fpcupdeluxe with trunk), x86_64 only.
- Lazarus: 2.0.0 and higher, x86_64 only.
Minimum system requirements
- OS: Windows 7 SP1 x64 and higher
- CPU: x64, AVX2 support
- GPU: Vulkan API support
Game compatibility tracker
https://github.com/red-prig/fpps4-game-compatibility/issues
Control layout
To switch to borderless full screen mode, press Alt-Enter.
fpPS4 supports XInput-compatible gamepads natively. You can remap buttons by pressing Esc on the keyboard during emulation. Regardless, you can use a keyboard as a input. A DualShock4 touchpad is emulated by the mouse.
Keyboard layout:
| PS4 Gamepad button | Keyboard button |
|---|---|
| Left Stick Up | W |
| Left Stick Left | A |
| Left Stick Down | S |
| Left Stick Right | D |
| Right Stick Up | I |
| Right Stick Left | J |
| Right Stick Down | K |
| Right Stick Right | L |
| OPTIONS | Enter |
| Dpad Up | Arrow Up |
| Dpad Left | Arrow Left |
| Dpad Down | Arrow Down |
| Dpad Right | Arrow Right |
| Triangle | Numpad 8 |
| Square | Numpad 4 |
| Cross | Numpad 2 |
| Circle | Numpad 6 |
| L1 | Q |
| L2 | 1 |
| L3 | Z |
| R1 | E |
| R2 | 4 |
| R3 | C |