Bounty is always the first choice, there are a lot of projects which are going on a bounty. One of the recent projects is blockgrain.io.

If you are interested you may visit: https://bitcointalk.org/index.php?topic=3332256.new#new,  also they have recently launched their give away plan https://gleam.io/clxnY/blockgrain-05-eth-telegram-giveaway