Paper.xyz - Paper provides commerce infrastructure for selling NFTs.
SpectroCoin - Bitcoin debit card and wallet
GiveWell - GiveWell is a nonprofit dedicated to finding outstanding giving opportunities and publishing the full details of our analysis to help donors decide where to give.
Coinbase - Bitcoin, safe and easy.
Accept Crypto - Find out if a company or website accepts Cryptocurrency.
Wallet List - Shareable list of your public cryptocurrency wallets