Protocol Layer: DeFi and Beyond
summary
Serum provides the first fully onchain central limit order book on Solana, aiming to consolidate liquidity across dApps and adding permission markets so custom markets control who trades and who earns fees. Orca ships an AMM plus an open Typescript SDK with 1,000 npm downloads while keeping its front end and yield contracts closed for now. Jet is a borrowing/lending protocol built on Anchor that posts limit orders for liquidations. Teams hit Solana’s transaction size limit when implementing multi‑hop swaps.
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chapters (5)
- 0:00Introduction
- 1:47Liquidity models
- 8:31Open source in DeFi
- 14:51Solana protocol advantages
- 22:17Closing remarks








