Celo

Celo is transitioning to an Ethereum Layer 2 (L2) solution using the Optimism stack to enhance its decentralized payment solutions. It allows payments in multiple currencies, including USDC and soon USDT, through a mobile-first approach that targets Web3 accessibility. The platform is designed to be universally accessible, featuring low-cost, multi-currency gas fees and an ultralight client, making it suitable for the 6.6 billion smartphone users globally. Celo supports over 1,000 projects from more than 150 countries, fostering a rich regenerative finance (ReFi) ecosystem with assets and primitives native to its platform. It has maintained a carbon-negative status for 1479 days, underscoring its commitment to sustainability. Additionally, Celo provides comprehensive documentation and developer tools to facilitate the building of dApps and hosts a grant program to support projects that align with its mission of creating conditions for prosperity for all.