The goal of this contest is to prove the ability of Free TON blockchain to perform fast and cheap non-custodial exchange operations. The primary differentiator of FreeDex should be support for staking through TON DePool contracts and voting using TON SMV contracts, support for TIP-3 tokens or its extensions and self-governed structure of the DEX. The implementation of Stage 3 should include a set of open source smart contracts, as well as the DeBot source code and / or the source code of the web interface / mobile application for the FreeTON network. Total reward: 420,000 TON. Read more here.