1. EPIC- F (EPIC)
2.HUBRIS (HBRS)
3.Saturn (XSAT)
4.FiveBalance (FBN)
5.VantaToken (VNT)
6.Grabity Coin (GBT)
7.AlpRockz (APZ)
8.BlueWorld Token (BNOW)
9.Toqqn (TQN)
10.Lure (LCR)
11.TrueBrym Coin (TGC)
12.Dexage (DXG)
13.Mindsync (MAI)
14.Vault Smart Security (VSS)
15.CustomContractNetwork (CCN)
16.GoWithMi (GMAT)
17.Ammut (XAMM)
18.OOBTC (OBX)
19.MiracleTele (TELE)
20.DABOUNTY (DAA)
21.ISKRA (CCOH)
22.XCRYPT (XCT)
23.Gric Coin (GC)
24. HIGH BANK (HG)
25. mHealthCoin (MHEC)
the good list is that Vanta Token,Grabity,GoWithMi,MiracleTele. not all projects don't pay in 2018 I found a lot of good projects, you might have to research further or review further the bounties just from erc20 tokens only but from EOS, Tron, and Stellar.