DeFiChain is airdropping free DFI to BTC holders. Hold your BTC in a private wallet during the snapshot time to receive 500 DFI for every BTC you hold.
(There's no minimum amount of BTC required to claim this airdrop / every satoshi counts)
Hold BTC in a private wallet that supports message signing.
Snapshot time: BTC Block #647.500 / 9th September 2020 ~ 22:00 UTC
All eligible BTC holders will receive DFI in a ratio of 1:500 up to a maximum of 100 BTC.
(There's no minimum amount of BTC required / you'll have time till end of the year to submit your claim)
You'll need to claim your coins by signing a message with your BTC wallet.
You'll will find detailed instructions on how to do so on their website once the airdrop starts.
Official announcement can be found here