MegaETH will launch its pre-deposit mainnet bridge on November 25, the project announced November 20. The program features a $250M total deposit cap and operates on a first-come, first-served basis. Depositors will receive consideration for future rewards.

Circle Internet Group has launched public testnet access for Arc, a Layer 1 blockchain designed as economic infrastructure for stablecoins. More than 100 organizations from finance, payments, and technology sectors are participating in the testing phase. Arc features stablecoin-denominated transaction fees, sub-second settlement, and optional privacy mechanisms.