Deribit is a Panama-based Bitcoin and Ethereum Options Exchange. Deribit appears to be taking extra caution with its upcoming mandatory verification plan and does not allow U.S. residents to trade on its platform. Here you can find a list of decentralized Deribit alternatives without KYC, or geofences.
FinNexus Options is a decentralized options protocol with a multi-asset single-pool model where option buyers can set their own option terms. FinNexus Options Explained - Interview with Ryan Tian
Hegic is on-chain options trading protocol, allowing you to buy ETH call and put options as an individual holder (buyer) or sell ETH call and put options as a liquidity provider.
Hetoro is a trading and data analysis platform for on-chain options.
Lien is a protocol for creating Options and Stablecoins out of ETH.
Opyn is the insurance layer for decentralized finance. Opyn co-founder Aparna told us about Opyn backstory, state of defi options market and what’s new in Opyn v2