Cosmos and Blockstack hackathons offer glimpse into DeFiâs future A pair of hackathons from two fast-rising blockchain projects augur more composability, interoperability, and tooling for DeFi 8096 Total views News On Friday, blockchain projects Cosmos and Blockstack both announced winners of their respective HackAtom V and HackDeFi hackathons, each offering a glimpse into the coming wave of DeFi development â a vision including marked advances in tooling, interoperability, and composability. While the overwhelming majority of decentralized finance (DeFi) development remains concentrated on Ethereum, where over $16 billion in digital assets are currently locked by various DeFi Protocols, Cosmos and STX are currently the #25 and #59 ranked projects by marketcap and look to be fast risers eager to take a slice of Ethereumâs DeFi pie.