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.
Sparkfi is a DeFi platform in the Sky (ex-MakerDAO) ecosystem that focuses on moving large amounts of stablecoin liquidity where it earns the best risk-adjusted return. Its three live products are SparkLend (a DAI/USDS-centric money market), Spark Savings (a non-custodial savings vault that pays the Sky Savings Rate) and the Spark Liquidity Layer, which allocates stablecoins directly into other protocols and networks.
Metakraft AI is a platform that simplifies the creation of immersive 3D content by integrating artificial intelligence and blockchain technology. It provides users with AI-powered tools and a no-code interface, enabling the effortless design and deployment of interactive spatial experiences. By leveraging blockchain, Metakraft AI ensures asset ownership and monetization, allowing creators to launch their work as NFTs and engage directly with their audience.
