In essence, a digital wallet is “a thing where we put our stuff.” 1 Beyond that, definitions branch off in all directions. Digital wallets can offer three vital functions. As shown in FIGURE 1, these are making payments, proving your identity, and accessing items such as tickets, keys, or documents.2 FIGURE 1: THE THREE FUNCTIONS OF DIGITAL WALLETS PAYMENTS IDENTITY ACCESS Debit card Loyalty card Tickets Credit card Work badge Receipts Gift card Birth certificate Keys Alipay, Apple Pay, Google Driver’s license Passwords Pay, etc. Health card Warranties Cryptocurrencies Passport Health records NFTs Self-sovereign ID Documents Other Other Other WHY THE WORLD NEEDS AN OPEN SOURCE DIGITAL WALLET RIGHT NOW 6