DMEX.APP is the first decentralized exchange to offer cross margin and isolated margin positions.

From Investing.com

September 3, 2024 9:30 am:

DMEX.APP has become the first decentralized exchange to offer both cross margin and isolated margin positions. With over five years of experience, the platform supports leverage up to 500x and various collateral options. Traders benefit from zero gas fees, no KYC requirements, and a demo trading feature for practice. Visit DMEX.APP to start trading today.

Read more at Investing.com: The First Decentralized Exchange to Offer Cross Margin Positions By Chainwire