Technology company Fedi is launching a Bitcoin hackathon that will pay out 2.1 BTC to the winner in celebration of Bitcoin’s 14th birthday.

Fedi, which is focused on building a Fedimint-based community custody platform, wants to encourage developers to build out a Fedimint module that will help bring real world benefits to users.

The bounty is open ended, meaning that developers can code the functionality they want; but they are, of course, incentivized to work on what would drive the most impact. Fedi shared some ideas of what those could be, including modules that would enable a communal savings pool to accumulate bitcoin for a large project, storing value in a local currency like dollars, receiving payments privately via static QR codes or links (similar to CLN’s BOLT 12 offers), or operating a communal vote based spending pool.

Fedimint is an open source custody platform that allows users to not only store their bitcoin, but also extend the functionality of their bitcoin with privacy, smart contracts, and more. It is based on the concept of second-party custody, which involves trusting family members or friends with the custody of one’s bitcoin in a way that improves the trust and security models inherent in the classic centralized third-party custody solutions. And it leverages Federated Chaumian Ecash, which means users also gain privacy. In a nutshell, Fedimint wallets have the potential to bring strong privacy to Bitcoin users with better security than…