These are all the standard integrations I've enabled (ignoring all the ones that Home Assistant (Core) itself uses internally), when last I checked. Some of these can only be set up in the UI, so you won't find them mentioned in the YAML here.
accuweather
alert
- Google
cast
discord
fritz
toolsgeneric
cameragoogle
calendargoogle_travel_time
google_assistant
group
here_travel_time
input_boolean
input_datetime
input_number
input_select
input_text
lametric
local_ip
logger
met
.nometeoalarm
metoffice
mqtt
nmap_tracker
openweathermap
open_meteo
proximity
roku
rest_command
samsungtv
sonos
squeezebox
sun
telegram
telegram_bot
timer
uk_transport
waze_travel_time
workday
yeelight
zone
And here are all the custom integrations I'm using: