YunoHost is a special version of Linux which makes it much easier to host your own online free open source services. It works on many kinds of hardware including cheap small computers like the Raspberry Pi.
You can follow the project at:
➡️ @firstname.lastname@example.org (main account, in English and French)
➡️ @email@example.com (videos, in French)
More info from the official website at https://yunohost.org