[username190]

Unfortunately this isn't allowed on iOS - Dell Mobile Connect is the only app I know of which has this functionality, and they access Messages via a Bluetooth connection between the computer and the iPhone.

[pzmarzly]

I implemented a daemon for reading notifications (including SMS) on Linux https://github.com/pzmarzly/ancs4linux

Adding support for sending SMS shouldn't be hard, but I don't have time recently to work on that. https://github.com/pzmarzly/ancs4linux/issues/10