> I'd like to have a Signal client library that I could use to write my own custom lightweight client. You already have that. Signal-cli is based on a standalo

> I'd like to have a Signal client library that I could use to write my own custom lightweight client. You already have that. Signal-cli is based on a standalone Java library distributed as part of the Signal codebase. Of course it is an unofficial client and the Signal team would really prefer you not use it, but if the Signal-cli team can develop something from that library, you probably could too.