Hi,

Yes we are running bounty campaign right now.
You can visit https://bitcointalk.org/index.php?topic=5024821.0 for more detailed information on how to participate.
At the moment, you can use our paper wallet generator http://wallet.snode.co to generate your SND wallet address while signing up.
The wallet application for windows, macos, linux will be released soon.

Best,
Snode Team