Building a Poor Mans Steam OS (Linux gaming console) PT. 3

Bellow is a list that ive installed so far in pt. 2 and pt. 3
flathub.org

FlatPaks installed
Steam
Steam Link
GameHub
Proton Gui
Proton tricks
Heroics Game Launcher
Boilr
.deb installed through gdebi
Lutris
through apt/nala
pavucontrol
winetricks can be grabbed on flathub.org
libwine-development-dev
proton-caller
libopenvr-api1
pd-hid
python3-inputremapper
qjoypad
mednafen
pcsxr
liblwjgl-java
joy2key
keymapper
input-remapper-gtk
Cen64-qt
input-remapper
input-remapper-daemon
antimicrox
gxemul
software-properties-gtk
gamemode
engrampa
thunar
Installed in pt.2
xbindkeys usbview usb-creator-gtk udiskie tint2 gsimplecal firefox
picom