DeFi crypto margin trading refers to the practice of using borrowed funds from a broker to trade a financial asset, which forms the collateral for the loan from the broker. Usually broker in DeFi it’s one of autonomous money markets.
DDEX is an advanced decentralized margin exchange. Users can create leveraged margin positions and earn interest through decentralized lending pools.
Nuo enables margin trading using smart contracts which are open source.
dYdX is a trading platform for crypto assets, built with open-source protocols, enabling decentralized margin trading. dYdX - Decentralized Platform for Advanced Financial Products, interview with Antonio Juliano
Fulcrum is the platform for tokenized margin lending and trading, enables users to lend assets for interest or enter into short/leveraged positions.
This is a tool that lets you turn your existing ETH into a leveraged ETH position against USD in a single transaction for a small fee.