The open-source architecture of Aadhaar and the Unified Payment Interface (UPI) are expected to be showcased at the G20 presidency to be hosted by India next year. As part of global digital public goods, the Union government plans to offer the expertise and architecture of India Stack to other countries, according to a top source.
The government has been trying to take the QR-based authentication and payment services to the global stage while highlighting digitisation in payments, direct benefit transfer and delivery of welfare within the country.
The dedicated vertical on digital public goods at the G20 summit would

)