Shorter Finance is a fully decentralized auto-broker protocol developed by IPI Labs. It aims to introduce margin trading and physical delivery to the DeFi ecosystem while adhering to the principles of open-source development. Key features of Shorter include transparent single-sided token loaning and farming, customizable derivatives and margin trading, constant liquidity provided by an automated market maker (AMM), visible position lifecycle management, 100% on-chain liquidation and debt coverage, physical delivery of cross-platform assets, and significant reduction in trading slippage.