GasHawk is a free to use tool to help you save on Ethereum gas fees by intelligently submitting user transaction when gas fees are cheap. Instead of directly sending a TX to the Ethereum network, GasHawk users send their signed TX to the GasHawk RPC proxy using MetaMask, our SDK or our REST API.
Den provides a self-custodial, multi-signature wallet for on-chain organizations. Teams, including both DAOs and traditional organizations, use Den for managing protocols, interacting with DeFi, conducting on-chain operations, and more. Den is built on top of the Safe Contracts (formerly Gnosis Safe).
3RM is building the sales infrastructure for the decentralized internet, offering best-in-class sales tools for teams in web3 to manage their entire customer lifecycle. They are working on creating a source of truth (anonymous or not) for web3 organizations to connect quicker and more effectively.