Tucana Finance is a passive protocol allowing node creators to buy and sell nodes after 10 days within the Tucana ecosystem, addressing constant sell pressure. It's KYC’d and audited ensuring a secure environment for users. Similar projects include UFO Finance Cash Subscription, which focuses on decentralized off-exchange market protocols and emphasizes safety through non-custodial DEX execution, and Local Traders Fair Launch which is a P2P trading platform with a focus on utility and regulatory compliance. Tucana aims to provide a streamlined node trading experience.