Foss your life :
OS
> Linux or Templeos
Mail
> YunoHost
SearchMotor
> SearchXNG
Passwords
> Secure local note/ Vaultwarden
Photo
> Nextcloud
Browser
> Firefox(all) / gnome/ Netsurf / dilio, etc...
Store
> GitHub / web
Meet
> Nextcloud
Keep
> Nextcloud
Docs
> Nextcloud
Calendar
> Nectcloud
GoogleCloud
> Nextcloud
YouTube
> Individious/Peertube/etc...
Map
> Nextcloud (OpenStreetMap)
Communication
> Matrix