Blockscout is an open-source blockchain explorer designed for Ethereum Virtual Machine (EVM)-based networks. It provides users with a comprehensive interface to search transactions, view account balances, verify and interact with smart contracts, and engage with decentralized applications across various Ethereum networks, including mainnets, testnets, sidechains, and Layer 2 solutions. Unlike centralized, closed-source explorers, Blockscout offers transparency and flexibility, supporting hundreds of chains and rollups within the broader blockchain ecosystem, such as Ethereum, Cosmos, Polkadot, Avalanche, and Near.
RubyScore is a decentralized onchain ranking protocol that evaluates wallet reputation based on various blockchain metrics. It encourages user engagement by motivating users to improve their onchain reputation through daily tasks. While RubyScore currently has no governance process or token, it generates revenue through a fee-based API for wallet identification, transaction fees for NFT rewards and minting profiles, and services like deferred transactions, the RubyScore ranking passport, and Verax Proof of Humanity attestation. It has received funding from Gitcoin Grant 20 and Optimism Retroactive Public Goods Funding 4.
UTU Protocol is a decentralized trust infrastructure designed to enhance online interactions by providing personalized and contextually relevant trust signals. By leveraging artificial intelligence and blockchain technology, UTU aims to replace traditional anonymous ratings and reviews with more reliable trust mechanisms.
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.
