Updated: Feb 5

FIO is a protocol that makes sending and receiving crypto easier. To that end, FIO bounties will reward developers who have simplified their application by utilizing FIO features.


FIO is sponsoring ETHDenver with three open hack bounties:

$2000 - First Prize

$1000 - Second Prize

$500 - Third Prize

$100 - Runner-Ups (15x)

The open hack allows participants to use their creative and technical skills to “wow” the judges with their FIO integration. We want to see new and exciting ways FIO can be used to allow for easy and seamless FIO transactions, requests, and address lookups. Added bonus: stack things up with the “Opolis Integration with FIO Request for Crypto Payroll Remittance -


FIO ETHDenver Bounty Guide -

Free FIO Address -

FIO Developer Hub -

FIO Discord -

Projects must be using FIO testnet or FIO mainnet and must be submitted to ETHDenver to qualify for any bounties.

Submission -

Open source code with a link to the repository

Must be in english

KYC completed

Must follow all ETHDenver submission guidelines\

Judging Criteria

Originality - Show us something we’ve never seen before!

Technical - Show us your skills in bringing blockchain technology, tools, and other web3 concepts to life!

Completeness - We’re looking for projects that solve complex problems with simple solutions and implementations!

User Experience - Blockchains are already complicated! Show us how you’ve made it easier by using the FIO Protocol!

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