I only started using Keybase as a useful tool for working with Hashicorp Vault in testing but have found some other features like encrypted Git and synchronisat

I only started using Keybase as a useful tool for working with Hashicorp Vault in testing but have found some other features like encrypted Git and synchronisation of identity/PGP to be useful. Does anyone know if there any other tools providing similar or partly similar functionality? Even something self hosted or a combination of complimentary open source apps would suffice. I’m less concerned about the chat functionality.