Revoke.cash is a free, open-source tool that enhances wallet security by allowing users to manage and revoke token approvals across over 100 networks. It helps reduce the risk of approval exploits and offers a browser extension to warn users of potentially harmful transactions, protecting them from phishing scams. The platform is self-funded, has no formal governance process, and has not issued a token. Revoke.cash aims to provide users with greater control over their wallet security in a decentralized manner.
Valora is a mobile-first crypto wallet focused on intuitive user experience, making digital assets easy to use and accessible. It has no formal governance process or native token. In July 2021, Valora raised $20 million in a Series A funding round led by Andreessen Horowitz (a16z), with participation from Polychain Capital, SV Angel, Valor Capital Group, NFX, and Nima Capital.
OKX, one of the world's largest crypto exchanges serving 120+ million users, migrated its X Layer network to the OP Stack in December 2025, marking one of the most significant developments for Optimism in the enterprise domain
Athena is a decentralized insurance protocol that uses ERC-721 tokens (NFTs) to represent liquidity positions and insurance covers, enabling detailed customization and efficient user interaction. Liquidity providers deposit ERC-20 tokens, receiving Position NFTs representing their stake, while cover buyers deposit premiums to receive Cover NFTs representing their insurance coverage. These NFTs store individualized data, allowing for flexible coverage limits, liquidity strategies, and seamless claim or withdrawal processes. By combining DeFi strategies with tokenized contracts, Athena ensures transparency, security, and user-friendly access to decentralized insurance solutions
