Serum

Serum brings the speed and convenience of centralized exchanges to DeFi while remaining fully trustless and transparent. Serum is a protocol for decentralized exchanges that brings unprecedented speed and low transaction costs to decentralized finance. It is built on Solana and is completely permissionless.

https://discord.com/invite/zxPsXcB

https://github.com/project-serum/serum-dex

https://t.me/ProjectSerum

https://twitter.com/projectserum