Just a simple cloud

Looking for a simple cloud solution? You want to store your data on your own server, which keeps all your clients always up to date? You need flexible rights management to set read/write permissions? And it should be affordable? - Server running on a Raspberry Pi (Model 3 to 5) - Set up user rights management you can define, who has access to which folder - Use different projects in parallel for different workgroups - Different license models available pay only for your needs YOUR data - YOUR cloud!