There is Yunohost https://yunohost.org/#/ https://yunohost.org/#/ which is a open source project, whose goal is exactly that, personal server for everyone, with

There is Yunohost https://yunohost.org/#/ https://yunohost.org/#/ which is a open source project, whose goal is exactly that, personal server for everyone, with popular services that you can install from a web interface and that you can run on a dedicated server or a Raspberry pi like computer. There is also nextcloud which is more a all in one product.