Sprig is an Arbor chat client focused on mobile devices.
To give it a shot on desktop, install go 1.13+.
Then make sure you have the gio dependencies for your current OS.
Finally, run:
env GO111MODULE=on go run git.sr.ht/~whereswaldon/sprig
To run on android, clone this repo and run:
make android_install
You'll need a functional android development toolchain for that to work.