I believe that earning passive income is the main path to financial freedom. Various altcoins and their projects have established various strategies for their investors to earn passive income, but not all are as effective or easy.
What crypto projects have the best features for obtaining passive income?
if you mean users can get passive income by buying their tokens or holding their coins. surely many NFT token projects or smart contracts offer these features in their coins. like NFT games. staking . you can get extra income from that. and if you want do that type investment you need more extra carefull with your own money . DYOR first.